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Question
Simplify:
\[\left( \frac{- 4}{3} \times \frac{12}{- 5} \right) + \left( \frac{3}{7} \times \frac{21}{15} \right)\]
Sum
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Solution
\[(\frac{- 4}{3} \times \frac{12}{- 5}) + (\frac{3}{7} \times \frac{21}{15})\]
\[ = \frac{4 \times 4}{5} + \frac{1 \times 3}{5}\]
\[ = \frac{16}{5} + \frac{3}{5}\]
\[ = \frac{16 + 3}{5}\]
\[ = \frac{19}{5}\]
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RELATED QUESTIONS
Simplify:
\[3 + \frac{5}{- 7}\]
Add and express the sum as a mixed fraction:
\[\frac{- 31}{6} \text{and} \frac{- 27}{8}\]
Re-arrange suitably and find the sum in each of the following:
\[\frac{2}{3} + \frac{- 4}{5} + \frac{1}{3} + \frac{2}{5}\]
The sum of two numbers is \[\frac{- 4}{3} .\] If one of the numbers is −5, find the other.
What should be added to \[\left( \frac{2}{3} + \frac{3}{5} \right)\] to get\[\frac{- 2}{15}?\]
Simplify:
\[\frac{- 3}{2} + \frac{5}{4} - \frac{7}{4}\]
Divide:
\[\frac{- 7}{8} \text{by} \frac{- 21}{16}\]
State, True Or False
`7/9=(7xx5)/(9xx5)`
Compare: `0 and 3/4`
Arrange the following rational numbers in descending order.
`(7)/(13),(8)/(15), and (3)/(5)`
