Q.

Which of the following statements is true ?

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a

Natural numbers are associative for subtraction

b

Whole numbers are not associative for subtraction

c

Integers are associative for subtraction 

d

Rational numbers are associative for subtraction

answer is B.

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Detailed Solution

Associative property is applicable for Addition and Multiplication of whole numbers. Associative property for subtraction does not hold true as we can see in the following example:

(3-4)-5 3-(4-5) 

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