Mathematics
Grade-7
Easy

Question

The value of  8 open parentheses fraction numerator negative 2 over denominator 3 end fraction close parentheses space minus space 8 open parentheses fraction numerator negative 6 over denominator 4 end fraction close parentheses is __________.

  1. 3 over 20
  2. 20 over 3
  3. 19 over 4
  4. 14 over 9

hintHint:

Follow BODMASS rule to solve the question.

The correct answer is: 20 over 3


    STEP BY STEP SOLUTION
    \]8 open parentheses fraction numerator negative 2 over denominator 3 end fraction close parentheses space minus space 8 open parentheses fraction numerator negative 6 over denominator 4 end fraction close parentheses space
M u l t i p l y i n g space a n d space o p e n i n g space b r a c k e t s space
fraction numerator negative 16 over denominator 3 end fraction space plus space 48 over 4
T a k i n g space L C M space o f space 3 & 4 space left parenthesis i. e space 12 right parenthesis
fraction numerator negative 64 space plus 144 space over denominator 12 end fraction
80 over 12 space equals space 20 over 3

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