Subtract the product of 3 1-2 and 2-5 from 7-5-

The correct option is D 0 Product of nbsp;31/2 and 2/5 =31/2 × 2/5 = 7/2×2/5 (by converting mixed fraction to improper fraction) = 7/5 nbsp; Now, subtrac ...

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Byju's Answer

Standard VII

Mathematics

Subtraction of Fractions

Subtract the ...

Question

Subtract the product of $3 \frac{1}{2}$ and $\frac{2}{5}$ from $\frac{7}{5}$ .

$\frac{7}{5}$

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$\frac{1}{5}$

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Solution

The correct option is D
0

Product of $3 \frac{1}{2}$ and $\frac{2}{5}$

$= 3 \frac{1}{2}$ $\times$ $\frac{2}{5}$

= $\frac{7}{2} \times \frac{2}{5}$
(by converting mixed fraction to improper fraction)

= $\frac{7}{5}$

Now, subtracting the product of $3 \frac{1}{2}$ and $\frac{2}{5}$ , from $\frac{7}{5}$
$= \frac{7}{5}$ - $\frac{7}{5}$ = $0$

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