Download 18 = ⋅ 32 = 8 ⋅ 56 = 18 2 6 3 4 5 3 ⋅ 6 = 18 4 ⋅ 12 = 48 ⋅ 6 = 2

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Name
3-7
Date
Subtract.
3 - __
1
1. __
4
2 - ___
1
2. __
6
9
10
7 - __
1
3. __
4
8
7
___
11
___
5
__
12
90
8
6 - __
1
4. __
7
4 - __
2
5. __
5
3
3
1 - __
1
6. __
2
8
11
___
2
___
3
__
21
15
8
Sample estimates shown; accept
reasonable estimates.
8. $44.25 - $21.76 $22
9. 14.6 + 2.4 17
Estimate each sum or difference.
7. 6.759 + 2.099
9
Find each product by first rewriting each mixed
number as a fraction.
5 ___
25 = ___
__
⋅ 10 = ___
21
5
1 =
⋅
3__
10. __
8 3
12
12
8
3
3
11. 4__
⋅5=
5
2
12. 1__
⋅ 3__4 =
5
9
5
8
5
1
1
7 ___
217 = ___
__
⋅ 31 = ___
4 37
5
9
45
45
© Houghton Mifflin Harcourt Publishing Company
1 __
13. 6__
⋅5=
23 __
23 =
___
⋅ 5 = ___
23
31 __
31 = __
___
⋅ 5 = ___
37
5
8
8
8
14. Stretch Your Thinking Give an example that shows
how to use the Distributive Property to multiply a
number by a sum. All of the numbers you use should
be mixed numbers or fractions.
5 = __
2
1 + __
1 + __
2 __
Possible answer: __
⋅ (2__
) 2 ⋅ 2__
⋅5=
4
4
3
6
3
3 6
3 + __
5 = ___
37 = ___
2 __
2 __
__
⋅ 9 + __
⋅ 5 = __
21
3 4
3 6
2
9
18
18
60
UNIT 3 LESSON 7
Relate Fraction Operations
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