Free Printable 7G Math HW#15: Lesson 6.6 and 6.7

1.

Which property is this

\left(15+3\right)+67\ =15+\left(3+67\right)

a)

Associative Property of Addition

b)

Associative Property of Multiplication

c)

Commutative Property of Addition

d)

Commutative Property of Multiplication

2.

Which of property is this

17+\left(-17\right)=0

a)

Inverse Property of Multiplication

b)

Inverse Property of Addition

c)

Identity Property of Addition

d)

Identity Property of Mutiplication

3.

Which of property is this

9\cdot1=9

a)

Inverse Property of Multiplication

b)

Inverse Property of Addition

c)

Identity Property of Addition

d)

Identity Property of Mutiplication

4.

Solve

-35+\left(-52\right)+15

a)

102

b)

72

c)

-72

d)

-102

5.

Solve.

\frac{1}{2}\times3\times\frac{3}{4}

a)

$\frac{3}{2}$

b)

$2\frac{1}{4}$

c)

$4\frac{1}{4}$

d)

$1\frac{1}{8}$

6.

What is the multiplicative inverse of

1\frac{1}{3}

a)

$\frac{4}{1}$

b)

$\frac{3}{1}$

c)

$\frac{4}{3}$

d)

$\frac{3}{4}$

7.

Solve

-5\left(11+3\right)

a)

-70

b)

9

c)

70

d)

-9

8.

Solve.

-8\left(19-4\right)

a)

-7

b)

-120

c)

7

d)

-120

9.

You buy four $11 CD's and four $14 CD's. Write two expressions for the total cost. What is the total cost?

a)

$232

b)

$33

c)

$100

d)

$200

10.

Misha is putting together holiday fruit baskets. Each contains 2 grapefruit, 7 oranges, 4 pears, and 7 apples. How many pieces of fruit are contained in 15 fruit baskets?

a)

250

b)

150

c)

300

d)

200

7G Math HW#15: Lesson 6.6 and 6.7

Total questions: 10

Worksheet time: 3hrs 30mins

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