# Number Properties (Grade 7)

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## Number Properties

1.

Which property is illustrated by 14x + 7 = 7 + 14x?

- Distributive Property of Multiplication over Addition
- Associative Property of Addition
- Commutative Property of Addition
- Inverse Property of Addition

2.

Which is an example of the Multiplication Property of Zero?

- 7 x 0 = 0
- 0 + 1 = 1
- 2 x 1 = 1 x 2
- 3(4 x 5)

3.

Which of the following is an example of the Commutative Property of Multiplication?

- (3 x 4) x 5 = 3 x (4 x 5)
- 52 x 4 = 4 x 52
- 98 x 1= 98
- 4 x 6 = 24

4.

Which of the following is an example of the Associative Property of Multiplication?

- (2 + 4) + 5 = 2 + (4 + 5)
- (3 x 4) x 5 = 3 x (4 x 5)
- 52 x 4 = 4 x 52
- 3 + 92 = 95

5.

Which equation illustrates the identity property of multiplication?

- [math](xy)z=x(yz)[/math]
- [math]x*0=0[/math]
- [math]x*1=x[/math]
- [math]x+0=x[/math]

6.

Which of the following is an example of the distributive property?

- [math]20xx1=20[/math]
- [math]4xx0=0[/math]
- [math]8+9=9+8[/math]
- [math]2(4+2)=2(4)+2(2)[/math]

7.

Which of the following is an example of the Identity Property of Addition?

- m + 0 = m
- a + b + c = a + c + b
- 6 + (x + y) = (6 + x) + y
- bf = fb
- None of the above.

8.

Which of the following is an example of the Commutative Property of Addition?

- a + (6 + v) = (a + 6) + v
- ps = sp
- 0 + b = b
- h + j + k = h + k + j
- None of the above.

9.

Which of the following is an example of the Transitive Property?

- If 3 x 7 = 21 and 21 = a, then 3 x 7 = a
- 52 x 4 = 4 x 52
- 98 x 1 = 98
- 6 (16 + 4) = (6 x 16) + (6 x 4)

10.

Which of the following is an example of the Associative Property of Addition?

- (2 + 4) + 5 = 2 + (4 + 5)
- 72 + 51 = 51 + 72
- 6 (16 + 4) = (6 x 16) + (6 x 4)
- If 3 x 7 = 21 and 21= a, then 3 x 7 = a

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