Question

simplify: 7/8×2/5 -7/8×3/10 answer​

Answer 1

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$= \frac{7}{8} \times \frac{2}{5} - \frac{7}{8} \times \frac{3}{10}$

$= \frac{14}{40} - \frac{21}{80}$

$taking \: lcm$

$= \frac{14 \times 2}{40 \times 2} - \frac{21}{80}$

$= \frac{28}{80} - \frac{21}{80}$

$= \frac{7}{80}$

hope it helps you