Question

1/4+2/5+7/10
............ ​

Answer 1

Explanation:

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Answer 2

Explanation:

LCM of 4, 5, 10 is 20

$= \frac{1}{4} \times \frac{5}{5} + \frac{2}{5} \times \frac{4}{4} + \frac{7}{10} \times \frac{2}{2}$

$= \frac{5 + 8 + 14}{20}$

$= \frac{27}{20}$

= 1.35