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Rational Numbers — Maths STD 8 — Question

Maharashtra BoardEnglish MediumSTD 8MathsRational Numbers2 Marks
Question
Multiply:
$\frac{8}{-9}\ \text{by}\ \frac{-7}{-16}$
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Answer

$\frac{8}{-9}\ \text{by}\ \frac{-7}{-16}=\frac{8}{-9}\times\frac{-7}{-16}$
$=\frac{8\times(-7)}{(-9)\times(-16)}$
$=\frac{1\times(-70}{(-9)\times(-2)}=\frac{-7}{18}$

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