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प्रश्न
A student multiplied two mixed fractions in the following manner: `2 4/7 xx 3 1/4 = 6 1/7`. What error the student has done?
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उत्तर
For multiplying two mixed fractions, first convert them into improper fraction.
So, `2 4/7 xx 3 1/4 = (2 xx 7 + 4)/7 xx (3 xx 4 + 1)/4`
= `18/7 xx 13/4`
= `234/28`
= `117/14`
= `8 5/14`
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संबंधित प्रश्न
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