Capella University Math Algebra Calculus Worksheet

Example E1Place Value Within 1,000,000
3
1
6,
8
Ones Hundreds
2
1. How do you find the value
of the digit 6 in the number
above?
Check for Understanding
7
Ones
.
3. What does it mean if the digit
5 in one number has a value
that is 10 times the value of
the digit 5 in another number?
The value of the digit 6 is 6,000.
The place value of the digit 6 is 6 thousands.
STEP 2 Write the place value of the digit.
2. If two digits in a number are
the same, how can you tell
which has the greater value?
Tens
Ones
So, the value of the digit 6 in 136,827 is
Tens
Hundreds
Thousands
STEP 1 Make a place-value chart to show
the number.
The city of Goldville displays a sign declaring that it has a population
of 136,827. What is the value of 6?
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E1
E2
Read and Write Numbers Within 1,000,000
4
1
2,
O
8
H
0
T
0
O
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1. Why can you exclude zeros in
expanded form?
Check for Understanding
and
So, 142,800 is written as
T
Ones
Thousands
H
Period
Period
STEP 1
Make a place-value chart to show
the number of kilometers.
2. Why is it necessary to include
zeros in standard form?
in word form.
3. What does the comma (,)
represent when writing a
whole number?
one hundred forty-two
thousand, eight hundred
STEP 3
Write the word form by writing
the number name in each period.
Separate each period name with
a comma.
in expanded form,
STEP 2
Write the number in expanded
form by writing the value of each
place.
1 hundred thousand = 100,000
4 ten thousands = 40,000
2 one thousands = 2,000
8 hundreds = 800
0 tens = 0
0 ones = 0
100,000 + 40,000 + 2,000 + 800
The diameter of the planet Jupiter measures about 142,800 kilometers.
What is the number of kilometers written in expanded and word forms?
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Example E2
Example E3
Regroup to Tens, Hundreds, and Thousands
ones. He has
1. Why do you regroup the ones?
Check for Understanding
ten, and
So, Carl can regroup his pennies as
Use base-ten blocks to model
14 hundreds 16 ones.
14 hundreds 0 tens 16 ones
10 pennies, so there are 0 tens.
Think: There are no groups of
STEP 1
Write Carl’s groups of pennies
as hundreds, tens, and ones.
hundreds,
2. Explain how you regroup the
hundreds.
pennies.
thousand,
14 hundreds = 1 thousand 4 hundreds
Regroup the hundreds as a thousand
and some hundreds.
16 ones = 1 ten 6 ones
STEP 2
Regroup the ones as a ten and
some ones.
Carl put his pennies into 14 groups of 100 pennies and 16 groups with
1 penny in each group. He wants to regroup his pennies as groups of
thousands, hundreds, tens, and ones. How can Carl regroup his pennies?
How many pennies does Carl have?
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3. How do you know Carl has
more than 1,000 pennies?
1,416
1 thousand 4 hundreds 1 ten 6 ones
STEP 3
Write how many thousands,
hundreds, tens, and ones there are
after regrouping. Write the number.
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E3
E4
Regroup from Thousands, Hundreds, and Tens
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1. How can you regroup 1,120 in a
different way?
Check for Understanding
So, John can regroup his stickers as
1 thousand 1 hundred 2 tens
STEP 1
Use place value to model the original
grouping of stickers.
tens.
2. How do you regroup
1 thousand?
hundreds
STEP 2
Regroup 1 thousand as
10 hundreds.
John has 1,120 stickers that he has arranged in 1 group of one thousand,
1 group of one hundred, and 2 groups of ten. He wants to regroup his
stickers so he can give them away more easily. How can he regroup the
thousands into hundreds?
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3. How has the total number
of stickers changed after
regrouping?
11 hundreds 2 tens
Write how many hundreds
and tens there are now.
Think: I had 1 hundred. I regrouped
1 thousand, so now I have 10 more
hundreds.
STEP 3
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Example E4
Example E5
Relate Tenths, Hundredths, and Decimals
1. What is the relationship
between the numerator of the
fraction and the shaded parts
of the model?
mile.
0
.
7
Hundredths
shaded parts
equal parts
Tenths
.
3. What is the relationship
between the fraction and the
decimal?
100
Read: seven hundredths
7 or 0.07
Write: ____
100
7
____
0
Ones
STEP 2
Shade the decimal model to show seven hundredths.
The decimal model has 100 equal parts. Each
part is one hundredth.
2. What is the relationship
between the denominator
of the fraction and the total
number of parts in the model?
mile, and Lisa walked
shaded parts
equal parts
4
.
0
Check for Understanding
So, Jefferson walked
Read: four tenths
4 or 0.4
Write: ___
10
10
4
___
Tenths
.
Ones
STEP 1
Shade the decimal model to show four tenths.
The decimal model has 10 equal parts. Each
part is one tenth.
4
7
Jefferson walked __
mile, and Lisa walked ___
mile. How far did each
10
100
of them walk? Write both numbers using decimal notation.
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tenths, and
There are 5 hundredths.
STEP 3
Model the hundredths.
3. If Randi made 2.5 liters, how
would the model be different?
hundredths.
There are 2 tenths.
2. Why are there 100 smaller
squares in the ones model?
ones,
1. How many hundredths are equal
to 0.1? How many tenths are
equal to 1?
Check for Understanding
So, Randi can model 2.25 as
There are 2 ones.
STEP 1
Model the ones.
STEP 2
Model the tenths.
Model Ones, Tenths, and Hundredths
Randi made 2.25 liters of lemonade.
How can Randi model the number?
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Example E6
Example E7
Thousandths
1. How would the model be
different if Frank’s batting
average was 0.357?
Check for Understanding
So, Frank’s batting average is
0.375
STEP 4
Write the decimal.
3. Why are thousandths shown
as 10 rectangles to the right
of the decimal model?
There are 5 thousandths.
STEP 3
Count the number of
thousandths.
Thousandths are the smallest
division shown within the
hundredths square.
2. How many thousandths are
equal to one hundredth?
.
There are 7 hundredths.
Hundredths are the
small squares.
Tenths are the columns.
There are 3 tenths.
STEP 2
Count the number of
hundredths.
STEP 1
Count the number of
tenths.
Frank made a model to represent his batting
average on his baseball team. What is Frank’s
batting average?
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E8
Place Value of Decimals
•
7
Tenths
3
Hundredths
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1. How does the place value of
the last digit in 1.73 help you
read the decimal?
Check for Understanding
So, the value of each digit is
ones place and the hundredths place
is to the right of the tenths place.
Think: The tenths place is to the right of the
1
Ones
STEP 1
Write 1.73 in the place-value
chart.
7
0.7
•
•
1
1
0.03
3
Hundredths
2. How do you know that the
digit 7 in the decimal is in the
tenths place?
.
Tenths
Ones
1.73 is 1 one or 1.
1.73 is 7 tenths or 0.7.
1.73 is 3 hundredths or 0.03.
STEP 2
Write the value of the digit.
The Brooklyn Battery Tunnel in New York City is about 1.73 miles long.
What is the value of each digit in that number?
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3. Why is it necessary to write a
zero in the tenths place for the
value of the digit 3 in 1.73?
1 + 0.7 + 0.03
STEP 3
Write 1.73 in expanded form.
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Example E8
Example E9
Compare Multi-Digit Numbers
1. How do you know the
hundreds are the same?
Check for Understanding
So, Team A’s points are
225
215
The hundreds are the same.
STEP 1
Use base-ten blocks to show the
points. Compare the hundreds.
Team A
Team B
Team B
2. Why do you compare the tens
when the hundreds are the
same?
Team B’s points.
225
215
2 tens is greater than 1 ten.
So, 225 is greater than 215.
Team A
STEP 2
Compare the tens.
Team A has 225 points. Team B has 215 points. Compare. Are Team A’s
points less than, more than, or equal to Team B’s points?
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3. How do you know what
comparison symbol to use?
225 > 215
225 is greater than 215.
Use the greater than (>)
symbol because the greater
number is given first.
STEP 3
Write < , >, or = to
compare.
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E9
E10
Compare Decimals to Hundredths
0.4 = 0.40
0.4 = 4 tenths
4 tenths = 40 hundredths
2. How is comparing decimals like
comparing whole numbers?
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1. Why do you rewrite the
decimals as hundredths to
compare them?
Check for Understanding
So, _____ ate more of the pie than Gabby.
Use decimals of the same place
value to compare.
0.4 = 4 tenths
0.45 = 45 hundredths
value of its last digit.
Find equivalent hundredths.
Write an equivalent decimal for
0.4 so that both decimals have
the same place value.
Look at the value of the
decimals.
Think: A decimal is named by the place
STEP 2
STEP 1
Gabby ate 0.4 of an apple pie, and Jose ate 0.45 of the same pie.
Who ate more pie?
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0.45
3. How do you compare decimal
parts that have the same place
value?
0.45 is greater than 0.40.
0.40 < 0.45 or 0.45 > 0.40
0.40
Shade the decimal models.
Compare 0.40 and 0.45.
STEP 3
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Example E10
Example E11
Order Decimals
3
3
.
.
0
0
1
4
4
8
1
6
Compare the digits in the tenths
place.
3= 3= 3
Compare the digits in the
hundredths place.
1< 4 So, .318 is the least. Compare the digits in the thousandths place. 6> 1
So, .346 is the greatest.
STEP 2
Use the place-value chart to
compare the digits place by place.
1. How does the place-value chart
help order the numbers?
Check for Understanding
2. Why do you compare the digits
in the hundredths place after
comparing the digits in the
tenths place?
So, _______ had the highest batting average.
3
.
0
Tenths Hundredths Thousandths
.
Ones
STEP 1
Write the three numbers in a
place-value chart
Juan batted .346, Carlos batted .341, and Keith batted .318? Order the
batting averages of the three boys from greatest to least. Who had the
highest batting average?
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3. Why is it necessary to compare
the digits in the hundredths
place?
.346 > .341 > .318
STEP 3
Write the numbers in order from
greatest to least.
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E11
E12
Round Multi-Digit Numbers
7
6,
6
Tens
3
Ones
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1. Why do you look at the digit in
the hundreds place?
Check for Understanding
2. How do you know what to
write for the rounded number?
.
If the digit is equal to or greater than
5, the digit in the rounding place
increases by 1.
If the digit is less than 5, the digit in
the rounding place stays the same.
6,763
STEP 2
Look at the digit to its right.
So, 6,763 rounded to the nearest thousand is
Hundreds
Thousands
place to be rounded
STEP 1
Write the number in a
place-value chart. Find the place
to which you want to round.
What is the number of people at the game rounded to the nearest thousand?
An announcer says that there are 6,763 people at a football game.
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3. What digits do you write for
the numbers to the right of the
rounded place?
6,763 rounds to 7,000.
Write zeros for all of the digits
to the right of the rounded
place.
STEP 3
Since 7 is greater than 5, the
digit in the thousands place
increases by 1.
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Example E12
Example E13
Round Decimals
3
6
8
1. How does the place-value
chart help you round a
decimal?
Check for Understanding
3
6
8
.
Underline the digit to the
right of the circled digit. If the
underlined digit is less than 5,
the circled digit stays the same.
6> 5
•
Ones Tenths Hundredths Thousandths
STEP 2
Find the digit in the place to
which you want to round. Circle
that digit.
2. Why do you underline the
digit in the hundredths place?
So, .368 rounded to the nearest tenth is
•
Ones Tenths Hundredths Thousandths
STEP 1
Write .368 in a place-value
chart.
Alex’s batting average is .368.
What is his batting average rounded to the nearest tenth?
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3
6
8
3. How do you know whether
the digit in the tenths place
increases by 1 or stays the same?
.368 rounded to the nearest
tenth is .4.
•
Ones Tenths Hundredths Thousandths
STEP 3
The underlined digit is 5 or
greater, so the circled digit
increases by 1.
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E14
Meaning of Addition
apples.
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1. How does the model show the
situation?
Check for Understanding
So, there are
7
STEP 1
Use 7 counters to show the
red apples.
2. Why do you use addition to
find how many?
10
STEP 2
Use 10 counters to show the
green apples.
There are 7 red apples and 10 green apples. How many apples
are there?
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3. Why is the answer greater than
each of the two numbers you
added?
7 + 10 = 17
STEP 3
Put the counters together. Add
to find how many apples there
are. Write the number sentence.
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Example E14
Example E15
Addition Facts to 20
1. Why is make a ten a useful
strategy?
Check for Understanding
So, Megan and Inez earned
2. How do you know the sum of
6 + 5 is equal to the sum of
5 + 5 + 1?
merit badges.
Think: 5 + 5 = 10
3. How do you know when to use
each strategy?
6 + 5 = 5 + 5 + 1 = 11
6+ 5
6+ 5
6 + 5 = 10 + 1 = 11
B Use doubles plus 1.
A Make a ten.
Megan earned 6 merit badges at camp. Inez earned 5 merit badges at
camp. How many merit badges did Megan and Inez earn?
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E16
Algebra • Model Addition Problems
muffins.
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1. How do you know how many
cubes to use to show the problem?
Check for Understanding
So, Kiera bakes
Show 12 banana muffins.
Then, show 6 carrot muffins.
STEP 1
Use connecting cubes.
6
2. How is the strip diagram
similar to the cube train?
3. How do you know what
number sentence to write?
12 + 6 = 18
18 muffins
Use the strip diagram to write a number sentence
and solve.
12
STEP 2
Use the connecting cubes to make a strip diagram.
You can use connecting cubes and strip diagrams to show addition problems. Write a
number sentence to solve.
Kiera bakes 12 banana muffins and 6 carrot muffins. How many muffins does she bake?
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Example E16
Example E17
1. How does the Commutative
Property help you figure out
what you need to know to
solve Example A?
Check for Understanding
dimes
3. Why do you use the Associative
Property for Example B?
So, Brian and Barbara have the same number
of fish.
4 + (3 + 2) = (4 + 3) + 2
Barbara: (4 + 3) + 2 = 9
Brian: 4 + (3 + 2) = 9
2. How can you tell you can
solve Example A by using the
Commutative Property?
So, since 7 + 3 = 3 + 7, there must be
in Teresa’s coin bank.
7+ 3= 3+ ■
Teresa
Brian has an aquarium with 4 red-blond guppies.
Then, he buys 3 goldfish and 2 neon tetras. Barbara
has an aquarium with 4 neon tetras and 3 goldfish.
Then, she buys 2 red-blond guppies. Who has
more fish?
Calvin and Teresa have the same number of dimes.
Calvin has 7 dimes in one hand and 3 in the other.
Teresa has 3 dimes in her hand and the rest in a
coin bank. How many dimes are in Teresa’s coin bank?
Calvin
B Associative Property of Addition
Algebra • Addition Properties
A Commutative Property of Addition
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E18
Algebra • Find Unknown Addends
+
=
7
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1. Why do you need to identify
the parts of the addition fact?
5
=
sum – addend = unknown
addend
7
STEP 2
Use a related subtraction fact.
Identify the parts.
2. How are the addition and
subtraction facts related?
eggs to her basket.
Check for Understanding
So, Mary added
addend + unknown = sum
addend
5
STEP 1
Identify the addition fact and all
of its parts.
Mary had 5 eggs in her basket. She added some more eggs and ended up
with 7 eggs in her basket. How many eggs did Mary add to her basket?
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5
=
unknown
addend
2
3. What do you know about the
unknown addend?
7
STEP 3
Subtract to find the difference.
The difference is the unknown
addend.
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Example E18
Example E19
1. How do you know that you are
asked to find an estimate?
2. Why do you use 75 + 25 to
estimate 73 + 26?
600
200
+
400
__
3. How does rounding 214 and
378 to the nearest hundred
help you estimate?
inches of yellow ribbon.
So, 214 + 378 is about 600.
Step 2: Write zeros for the tens and
ones places.
inches of blue ribbon, and about
Check for Understanding
So, Jesse has about
100
So, 73 + 26 is about 100.
75
7 3 73 is close to 75.
+
+
25
2 6 26 is close to 25. __
_
mentally, and are close to the given numbers.
Think: Compatible numbers are easy to compute
Step 1: Look at the digit to the right of
the hundreds place.
214
• 1 < 5, so the digit 2 stays the same. + 378 • 7 > 5, so the digit 3 increases by 1.
__
Example B
Jesse also has two pieces of yellow ribbon. One piece is 214 inches
long and the other is 378 inches long. About how many inches of
yellow ribbon does Jesse have?
Estimate 214 + 378.
Round each number to the nearest hundred.
Estimate 2-Digit and 3-Digit Sums
Example A
Jesse has two pieces of blue ribbon. One
piece is 73 inches long, and the other is
26 inches long. About how many inches
of blue ribbon does Jesse have?
Estimate 73 + 26.
Use compatible numbers.
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E19
E20
2-Digit Addition with Regrouping
Ones
+
1
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1. Why do you need to regroup
in Step 1?
Check for Understanding
2. How do you show regrouping
with place-value models?
2
8
+
2
8
4
3. In Step 1, what does the
number 1 inside the box mean?
3
1
1
4
Tens Ones
1
Ones
1
Tens
STEP 2 Add the tens. Remember to add the
regrouped ten.
1
Tens Ones
So, Aaron has _______ toy cars altogether.
Tens
STEP 1 Add the ones. Regroup 10 ones as 1 ten.
Aaron has 14 toy cars. He buys 18 more toy cars.
How many toy cars does Aaron have altogether?
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Eample E20
Example E21
Add Multi-Digit Numbers
1. How do you start the addition
process?
Check for Understanding
2. Why do you regroup when
adding?
.
4,152
52
So, the new value of Margaret’s home is $
576,459
+ 47,693
11
576,459
+ 47,693
11 11
Add the thousands. Regroup.
Add the ones. Regroup.
Add the tens. Regroup.
STEP 2
Add the hundreds. Regroup.
STEP 1
Align the addends by place value.
The value of Margaret’s home was $576,459. The value increased
by $47,693. What is the new value of Margaret’s home?
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3. Why do you not regroup in
Step 3?
624,152
576,459
+ 47,693
111 11
Add the hundred thousands.
STEP 3
Add the ten thousands. Regroup.
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E21
E22
Meaning of Subtraction
airplanes green.
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1. What do you notice about the
number of counters you take
away and the number left?
Check for Understanding
So, Bryn paints
11
STEP 1
Use counters to show the group
of airplanes.
2. Why do you use subtraction to
show how many are left?
3
Think: There are 3 red airplanes.
STEP 2
Circle the part you take away.
Then, cross it out.
Bryn paints 11 model airplanes. He paints 3 airplanes red and
the rest green. How many airplanes does Bryn paint green?
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3. What does the answer show?
11 – 3 = 8
1 2 3 4 5 6 7 8
Think: The rest are green.
STEP 3
Count to find the number of
counters left. Write a number
sentence to show how many.
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Example E22
Example E23
Subtraction Facts to 20
pencils left.
1. How do you count back to find a difference?
Check for Understanding
So, Ms. Donovan has
12 – 3 = 9
Start at 12. Count 11, 10, 9.
4 5 6 7 8 9 10 11 12 13 14
3 2 1
A
Count back to find the difference.
2. How can you use related addition facts to help
you subtract?
If you know 3 + 9 = 12, you also know 12 – 3 = 9.
3 + 9 = 12
9 + 3 = 12
12 – 3 = 9
Think: What number added to 3 equals 12?
B
Use related addition facts.
Ms. Donovan had 17 pencils. She gave one pencil to each of
3 students. How many pencils does Ms. Donovan have left?
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E24
Algebra • Model Subtraction Problems
4 cups
2
STEP 2
Use a strip diagram to show the
number of cups there are now.
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1. Why are the 2 cubes crossed out?
Check for Understanding
cups of water
2. How does a strip diagram help you subtract?
2
= 2
4- 2= 2
STEP 3
Write the number of cups
of water there are now.
So, Mary shows there are _______ cups of water now by subtracting 4 – 2 = 2.
STEP 1
Use cubes to show the cups of
water. Count the cubes. Mark an
X on the cubes that are taken
from the group. Circle the group.
There are 4 cups of water. Mary drinks 2 cups of water.
How can Mary show how many cups of water there are now?
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Example E24
Example E25
Algebra • Model Compare Problems
1. How do the cubes help you
to show the problem?
Check for Understanding
2. What does the strip diagram
show?
So, Amy has _______ more balloons than Jill.
6
6
6
8
8
8
STEP 2
Use the cubes to help you draw
a strip diagram. Draw one strip
and label it 8. Draw a shorter
strip and label it 6.
STEP 1
Start with connecting cubes.
Show 8 cubes. Then, show
6 cubes.
Amy has 8 balloons. Jill has 6 balloons. How many more balloons
does Amy have than Jill?
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2 balloons
3. How does the strip diagram
help you to solve?
8– 6= 2
6
8
STEP 3
Use the strip diagram to compare
and solve. Write a number
sentence.
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E25
E26
Estimate 2-Digit and 3-Digit Differences
25
75
50
_
2. Why do you use 75 – 50 to
estimate 76 – 47?
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1. How do you know that you
are asked to estimate?
Check for Understanding
183
116
__
100
200
100
__
3. How do you round to the nearest
hundred?
miles to bike.
183 – 116 is about 100.
Write zeros for the tens and ones places.
1 < 5, so the digit in the hundreds place stays the same. Think: 8 > 5, so the digit in the hundreds place increases by 1.
Look at the digit to the right of the hundreds place.
B
Estimate 183 – 116. Round to the nearest hundred.
miles to bike, and Xin has about
76 – 47 is about 25.
76
47
_
So, Anne has about
mentally.
Think: Compatible numbers are easy to subtract
A
Estimate 76 – 47. Use compatible
numbers.
Anne’s goal is to bike 76 miles this month. She has biked 47 miles. About how
many miles does Anne have left to bike? Xin’s goal is to bike 183 miles.
She has biked 116 miles. About how many miles does Xin have left to bike?
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Example E26
Example E27
2-Digit Subtraction with Regrouping
Ones
–
1. Why do you need to regroup in
Step 1?
Check for Understanding
9
3
9
2
2. How do you show regrouping
with place-value models?
2
2
2
12
Tens Ones
1
Ones
12
Tens
STEP 2
Subtract the ones.
12 ones – 9 ones = 3 ones
1
Tens Ones
So, Tanya has _______ pins left.
Tens
Write 1 ten and 12 ones.
subtract 9. Regroup 1 ten as 10 ones.
Think: There are not enough ones to
STEP 1
Tanya has 22 pins on her backpack. She gives away 9 pins to her friends.
How many pins does Tanya have left?
EX AMPLE
E27
© Houghton Mifflin Harcourt Publishing Company
Ones
1
2
1
3
9
2
12
Tens Ones
3. In Step 1, what do the numbers
in the boxes mean?
Tens
STEP 3
Subtract the tens.
1 ten – 0 tens = 1 ten
Name
3
E27
E28
Subtract Multi-Digit Numbers
© Houghton Mifflin Harcourt Publishing Company
1. Why do you use subtraction
to solve?
2. Why is it necessary to regroup
the tens and thousands to
subtract?
feet taller than Mt. Vancouver.
So, Mt. Blackburn is
Check for Understanding
5 13 8 10
1 6, 3 9 0
-1
5, 9 7 9
___
41 1
8 10
STEP 2
Regroup the thousands.
Subtract the hundreds
1 6, 3 9 0
-1
5, 9 7 9
___
1 1
STEP 1
Regroup the tens.
Subtract the ones.
Subtract the tens.
How much taller is Mt. Blackburn than Mt. Vancouver?
Mt. Vancouver and Mt. Blackburn are two mountains in Alaska.
Mt. Vancouver is 15,979 feet tall and Mt. Blackburn is 16,390 feet tall.
EX AMPLE
E28
3. How do you know your
estimate is reasonable?
Estimate to check.
16,400 – 16,000 = 400
1 6, 3 9 0
1 5, 9 7 9
___
41 1
5 13 8 10
STEP 3
Subtract the thousands.
Subtract the ten thousands.
Name
3
Example E28
Example E29
Skip Count by Tens
students seated.
1. Why do you show 10 groups of
10 cubes each?
Check for Understanding
So, there are
3. What number do you say
after 10? Why?
Say: 10, 20, 30, 40, 50, 60, 70, 80, 90, 100
STEP 2
Circle groups of 10. Skip count by tens to find
how many.
2. Why do you start counting
with the number 10?
10 tables with 10 students each
STEP 1
Model the problem.
There are 10 tables in the library. Each table seats 10 students.
If all of the tables are full, how many students are seated?
EX AMPLE
E29
© Houghton Mifflin Harcourt Publishing Company
Name
3
E29
E30
Skip Count by Fives
stickers.
3. When you skip count by fives,
what do all of the numbers
have in common?
Say: 5, 10, 15, 20, 25, 30, 35, 40
STEP 2
Circle groups of 5. Skip count by fives to find how many.
2. What number do you start
counting with? Why?
© Houghton Mifflin Harcourt Publishing Company
1. Why do you show 5 counters
in each group?
Check for Understanding
So, Ms. Moore has
8 sheets with 5 stickers each
STEP 1
Model the problem.
Ms. Moore has 8 sheets of stickers. Each sheet has 5 stickers on it.
How many stickers does Ms. Moore have?
EX AMPLE
E30
Name
3
Example E30