Question

how to do 9/16 +-10/-21

Answer 1

Given,

$\frac{9}{16} + \frac{ - 10}{ - 21}$

$\frac{9}{16} + \frac{10}{21}$

LCM of 16 and 21 is 336.

$\frac{9 \times 21 + 10 \times 16}{336}$

$\frac{189 + 160}{336}$

$\frac{349}{336}$

Answer 2

Answer:

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