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9.2

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Q

Find (ii) 5/63 - (-6/ 21)

Q 2. Find

(ii) $\frac{5}{63}-\left (\frac{-6}{21} \right )$

Answers (1)

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D Divya Prakash Singh

Given $\frac{5}{63}-\left (\frac{-6}{21} \right )$ :

LCM of 63 and 21 is 63,

Then we have;

$\Rightarrow \frac{5}{63}-\left (\frac{-6\times3}{21\times3} \right ) = \frac{5+18}{63} =\frac{23}{63}$

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