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प्रश्न
Divide the sum of `3/7` and `(-5)/14` by `(-1)/2`
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उत्तर
`[3/7+((-5)/14)]÷(-1)/2`
∴ LCM of 7 and 14 =14
=`[3/7xx2/2-5/14]÷(-1)/2`
=`[(6-5)/14]÷(-1)/2`
=`1/14xx(-2)/1`
=`(1xx(-1))/(7xx1)=(-1)/7`
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