Moving the brackets in a subtraction does change the answer, so subtraction is:
ANot associative
BNot accessible
CNot applicable
DNot adjustable
Answer & Solution
Correct answer: A. Not associative
1. Try grouping the last two terms instead.
2. The answer shifts when you do.
3. So subtraction is not associative.
_Source: syllabus Mathematics Class VIII, Chapter 1, Rational Numbers._
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