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Question 24Asked in DSSSB TGT Computer Science (Technical), 1 Aug 2021, Shift 1

Method of subtraction by an additive approach is known as ________ subtraction.

  1. AInverse
  2. BComplementary
  3. CMultiplicative
  4. DAssociate
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Correct answer: (B) Complementary

Explanation

Complementary subtraction does subtraction by adding the complement (1's, 2's, 9's or 10's) of the subtrahend, so subtraction becomes addition.

From DSSSB TGT Computer Science PYQ (Technical), 1 Aug 2021, Shift 1

This is question 24 of DSSSB TGT Computer Science PYQ (Technical), 1 Aug 2021, Shift 1. See all questions of this paper with answers, or attempt the paper as a timed online test to get your score and all-India rank.