Given, 121/2 31/4= 121/2 31/40ex0ex= 25/2 13/40ex0ex=(25× 2) 13/40ex0ex⇒50 13/4 = 37/4 ( ∵ LCM of4,2is 4 ) ...

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Subtract :121...

Question

Subtract :
$12 \frac{1}{2} - 3 \frac{1}{4}$

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Solution

Given, $12 \frac{1}{2} - 3 \frac{1}{4}$
$= 12 \frac{1}{2} - 3 \frac{1}{4} = \frac{25}{2} - \frac{13}{4} = \frac{(25 \times 2) - 13}{4} \Rightarrow \frac{50 - 13}{4} = \frac{37}{4}$ $($ ∵ LCM of $4, 2$ is $4)$

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