Mathematics Class 6th
41. A + b = b + a is called _____
A) Associative property of addition
B) Communicative property of addition
C) Multiplicative property
D) None of these
42. The way you group three or more numbers when adding does not change their sum. This law is called ____
A) Associative property of addition
B) Communicative property of addition
C) Multiplicative property
D) None of these
43. (a + b)+ c = a+(b + c) is called _____
A) Associative property of addition
B) Communicative property of addition
C) Multiplicative property
D) None of these
44. (a-b) – c = a- (b-c). Is an associative property.
A) True
B) False
45. A-b = b-a. Is a communicative property.
A) True
B) False
46. The order in which numbers are multiplied does not change the product. This law is called ___
A) Commutative property of multiplication
B) Associative property of multiplication
C) Multiplicative inverse
D) None of these
47. a × b = b × a is a ______
A) Commutative property of multiplication
B) Associative property of multiplication
C) Multiplicative inverse
D) None of these
48. The way you group three or more numbers when multiplied does not change their product. This law is called ____
A) Commutative property of multiplication
B) Associative property of multiplication
C) Multiplicative inverse
D) None of the above
49. ( a × b ) × c = a × ( b × c) is a ____
A) Commutative property of multiplication
B) Associative property of multiplication
C) Multiplicative inverse
D) None of these
50. Any number divided by 1 is equal to the number itself.
A) True
B) False
51. Zero divided by any none zero whole number is ____
A) 0
B) 1
C) Infinity
D) None of these
52. 1 is called ____ identity.
A) Multiplicative
B) Addictive
C) None of these
53. To multiply a number by a sum, multiply each number inside the parenthesis by the number outside the parenthesis. This law is called _____
A) Multiplicative identity
B) Distributive law
C) Additive law
D) None of these
54. A[b + c] = ab + ac. This law is called _____
A) Multiplicative inverse
B) Distributive law
C) Additive law
D) None of these
55. 2(4-3) = 2 × 4 – 2 × 3. This law is called _____
A) Distributive law of multiplication over subtraction
B) Multiplicative inverse
C) Additive law
D) None of these
56. For any three whole number a, b, c a × (b × c) = (a × b) × c.
A) True
B) False
57. For any three whole number a, b, c, a × (b – c) = a × c – a × b.
A) True
B) False
58. ‘0’ in whole numbers is called _____
A) Multiplicative identity
B)Additive identity
C) Additive inverse
D) None of these
59. a × ( b + c) = a × b + a × c is ______
A) Distributive property of multiplication over addition
B) Multiplicative inverse
C) Commutative property of addition
D) None of these
60. Every number has at least _____ factors.
A) 1
B) 2
C) 3
D) 4