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प्रश्न
Fill in the blanks:
\[- 4 \times \frac{7}{9} = \frac{7}{9} \times . . . . . .\]
बेरीज
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उत्तर
\[- 4\]
\[x \times y = y \times x (\text{commutativity})\]
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संबंधित प्रश्न
Add the following rational numbers.
\[\frac{- 8}{11} and \frac{- 4}{11}\]
Fill in the branks:
\[\frac{- 9}{14} + . . . = - 1\]
Express each of the following as a rational number of the form \[\frac{p}{q}:\]
\[\frac{- 7}{4} + \frac{5}{3} + \frac{- 1}{2} + \frac{- 5}{6} + 2\]
Simplify:
\[\frac{3}{8} - \frac{- 2}{9} + \frac{- 5}{36}\]
Multiply:
\[- \frac{15}{11} \text{by} 7\]
Multiply:
\[\frac{- 8}{9} \text{by} \frac{3}{64}\]
Simplify:
\[\left( \frac{13}{7} \times \frac{11}{26} \right) - \left( \frac{- 4}{3} \times \frac{5}{6} \right)\]
Simplify:
\[\left( \frac{3}{11} \times \frac{5}{6} \right) - \left( \frac{9}{12} \times \frac{4}{3} \right) + \left( \frac{5}{13} \times \frac{6}{15} \right)\]
Find (x + y) ÷ (x − y), if
\[x = \frac{2}{3}, y = \frac{3}{2}\]
Show that x is rational, if x2 = 0.0004.
