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Operations on Rational Numbers

Question

Simplify:
$$\dfrac{-16}{21}\times \dfrac{14}{5}$$

A

$$\dfrac{-32}{15}$$

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Solution

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Correct option is A. $$\dfrac{-32}{15}$$

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Similar Questions

Q1

Simplify:
$$\dfrac{-16}{21}\times \dfrac{14}{5}$$

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Q2

Simplify $\frac{16}{- 21} \times \frac{14}{5}$

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Q3

Simplify

\sqrt{14 + 6 \sqrt{5}} + \sqrt{21 - 8 \sqrt{5}} .

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Q4

Simplify:

\sqrt{14 + 6 \sqrt{5}} + \sqrt{21 - 8 \sqrt{5}} .

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Q5

Simplify the following :
$$(i) 1 \dfrac{2}{3} + 2 \dfrac{1}{2} + \dfrac{3}{4}$$
$$(ii) 3 \dfrac{2}{9} + 2 \dfrac{1}{3} +2 \dfrac{7}{12}$$
$$(iii) \dfrac{7}{12} + \dfrac{8}{9} - \dfrac{5}{6}$$
$$(iv) 1 \dfrac{3}{25} + \dfrac{7}{20} - \dfrac{2}{5}$$
$$(v) 1 \dfrac{13}{14} - 2 \dfrac{5}{6} + 1\dfrac{6}{7}$$

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