Question

Fraction
$\frac{1}{3} - \frac{1}{6} = \frac{2 - 1}{6} = \frac{1}{6}$
$how \: we \: get \: \frac{2 - 1}{6}$
how we get this answer?
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Answer 1

$\frac{1}{3} - \frac{1}{6}$

after taking LCM you will get 6

as it is lowest number divisible by both

now

$\frac{(1\times 2 ) - (1 \times 1)} {6} \\ = \frac{2 - 1}{6} = \frac{1}{6}$