Mathematics
Grade-7
Easy

Question

The sum or difference of 3 1 half plus left parenthesis negative 24.5 right parenthesis is ____________.

  1. -21.5
  2. 21.0
  3. 21.5
  4. -21.0

hintHint:

In this question we will 1st convert the mixed fraction into simple fraction and the convert in into decimal .

The correct answer is: -21.0


    STEP BY STEP SOLUTION
    3 1 half plus space left parenthesis negative 24.5 right parenthesis
    7 over 2 plus space left parenthesis negative 24.5 right parenthesis
3.5 space plus thin space left parenthesis negative 24.5 right parenthesis
3.5 space minus space 24.5
minus 21.5

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