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प्रश्न
Simplify:
\[\left( \frac{- 4}{3} \times \frac{12}{- 5} \right) + \left( \frac{3}{7} \times \frac{21}{15} \right)\]
बेरीज
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उत्तर
\[(\frac{- 4}{3} \times \frac{12}{- 5}) + (\frac{3}{7} \times \frac{21}{15})\]
\[ = \frac{4 \times 4}{5} + \frac{1 \times 3}{5}\]
\[ = \frac{16}{5} + \frac{3}{5}\]
\[ = \frac{16 + 3}{5}\]
\[ = \frac{19}{5}\]
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संबंधित प्रश्न
Add the following rational numbers:
\[\frac{- 5}{16} and \frac{7}{24}\]
Re-arrange suitably and find the sum in each of the following:
\[\frac{2}{3} + \frac{- 4}{5} + \frac{1}{3} + \frac{2}{5}\]
Evaluate each of the following:
\[- \frac{4}{7} - \frac{2}{- 3}\]
Evaluate each of the following:
\[\frac{- 6}{13} - \frac{- 7}{13}\]
Simplify:
\[\left( - 5 \times \frac{2}{15} \right) - \left( - 6 \times \frac{2}{9} \right)\]
Divide:
\[\frac{- 3}{4} \text{by} - 6\]
Find (x + y) ÷ (x − y), if
\[x = \frac{2}{7}, y = \frac{4}{3}\]
Which of the following is not true?
For every rational number x, x + 1 = x.
Show that x is rational, if x2 = 0.0004.
