13. Which of the following illustrates the additive identity?
A. 5 + 1 = 6
B. 5 x 2 = 10
C. 13 x 1 = 13
D. - 4+0 = -4
14. Which property of integers is illustrated in x. 4 = 4x ?
A. commutative property of addition
B. commutative property of multiplication
C. inverse property of multiplication
D. inverse property of addition
15. Which equation illustrates the identity property of multiplication?
A. ( xy) z = x ( yz)
B: 3 ( 0) = 0
C. 3 ( 1) = 3
D. 1 + 0 = 1
16. Which of the following is an example of the multiplication property of zero?
A. 6 X O=0
B. 0 +2 = 2
C. 3 x 1 = 1 X3
D. 3(4X3)
17. The property of addition states that the number can be grouped in any way.
A. cornmutative
B. associative
C. distributive
D. closure
18. What operation is always used in the distributive property ?
A. addition
B. division
C. multiplication
D. subtraction
19. Which of the following property applies in 2 + ( 3 + 5 ) = (2+3) + 5?
A. commutative
B. associative
C. distributive
D. closure
20. What property of integers is shown in the given equation 10 x 1 = 10?
A. cornmutative
B. associative
C. distributive
D. identity
Answers & Comments
Answer:
13. d.
14.b.
15.a.
16.a.
17.c.
18.c.
19.a.
20.c.