If a and b are two whole numbers, then the commutative law is applicable to subtraction if and only if:
(a) a = b
(b) a ≠ b
(c) a > b
(d) a < b
If a and b are two whole numbers, then the commutative law is applicable to subtraction if and only if:
(a) a = b
(b) a ≠ b
(c) a > b
(d) a < b










