Question

simplify -49 by 15/-21​

Answer 1

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$\frac{ - 49}{ \frac{15}{ - 21} }$

$= - 49 \div 15 \div - 21$

$= - 49 \times \frac{1}{15} \times \frac{ - 1}{21}$

$= \frac{1}{15} \times \frac{49}{21}$

$= \frac{1}{15} \times \frac{7}{3}$

$= \frac{7}{45}$

Answer 2

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