Homework Helper Lesson 6 Multiply Fractions

Number and Operations — Fractions
Name
5.NF.4, 5.NF.4a, 5.NF.4b, 5.NF.5,
5.NF.5b, 5.NF.6
Lesson 6
Multiply Fractions
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Two-thirds of the vegetables that Michael planted were green.
Two-fifths of the green vegetables were peppers. What fraction
of the vegetable garden is green peppers? Write in simplest form.
2
2
Find _ × _.
3
5
2 ×_
2 = _
2×2
_
3
3×5
5
4
=_
15
Multiply.
4
So, _ of the garden is green peppers.
15
Practice
Multiply. Write in simplest form.
3
4
1. _ × _ =
3
5
2. _ × _ =
3
1
3. _ × _ =
3
1
4. _ × _ =
5
1
5. _ × _ =
7
2
6. _ × _ =
Copyright © The McGraw-Hill Companies, Inc.
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5
8
3
4
7
8
4
8
8
4
9
Lesson 6 My Homework743
Problem Solving
ORANGE you
glad I didn’t say
BANANA?
Algebra Write an equation to solve Exercises 7 and 8.
7. Carrie ate some of the oranges that her mother
brought home from the grocery store. Of the
1
oranges her mother bought, _ were left over.
4
2
Shyla, Carrie’s sister, ate _ of the oranges that were
5
left over. What fraction of the oranges did Shyla eat?
8. Find the area of the rectangle shown.
1
ft
3
4
ft
5
9.
7
Identify Structure Complete the steps
5
4
to show how _ × _ can also be found using
5
6
properties and equivalent fractions.
5
6
5×6
Multiply numerators.
Multiply denominators.
5×4
=_
Property
5×6
5 ×4
= _
5 ×6
_5 = 1
5
4
=_
Property
6
2
=_
3
Simplify.
Test Practice
5
10. James made flash cards for _ of the vocabulary words. Lauretta
6
1
made _ of the amount of cards that James made. What fraction
2
of the vocabulary words did Lauretta make cards for?
A
B
5
_
12
1
_
2
C
D
7
_
12
3
_
4
744Need more practice? Download Extra Practice at
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5
4 ×_
4×5
_
=_