मराठी

Simplify the following by using suitable property. Also name the property. -35×{37+(-56)}

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प्रश्न

Simplify the following by using suitable property. Also name the property.

`(-3)/5 xx {3/7 + ((-5)/6)}`

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उत्तर

Given, `(-3)/5 xx {3/7 + ((-5)/6)}`

= `(-3)/5 xx 3/7 + ((-3)/5) xx ((-5)/6)`  ...[Using distributive property of multiplication over addition]

= `(-9)/35 + 15/30`

= `(-54 + 105)/210`

= `51/210`

= `17/70`

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पाठ 1: Rational Numbers - Exercise [पृष्ठ १९]

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एनसीईआरटी एक्झांप्लर Mathematics [English] Class 8
पाठ 1 Rational Numbers
Exercise | Q 106. (c) | पृष्ठ १९

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\[x = \frac{- 3}{7}, y = \frac{12}{13}, z = \frac{- 5}{6}\]

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\[\frac{- 17}{5} \times 9 = 9 \times \frac{- 17}{5}\]

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\[\frac{7}{4} \times \left( \frac{- 8}{3} + \frac{- 13}{12} \right) = \frac{7}{4} \times \frac{- 8}{3} + \frac{7}{4} \times \frac{- 13}{12}\]

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\[\frac{13}{- 17} \times 1 = \frac{13}{- 17} = 1 \times \frac{13}{- 17}\]

Name the property of multiplication of rational numbers illustrated by the following statements:

\[\frac{2}{13} \times 0 = 0 = 0 \times \frac{2}{13}\]

Name the property of multiplication of rational numbers illustrated by the following statements:

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`x = 1/2, y = 1/2`


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`x = (-2)/5, y = (-9)/10`


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