The correct option is B 7/15Using cross multiplication method, we have: 4/5 1/3=4×3/5× 3 1×5/3×5=(12 5)/15=7/15 ...

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Subtraction of Unlike Fractions

Subtract: 4/5...

Question

Subtract: $\frac{4}{5} - \frac{1}{3}$

\frac{3}{15}

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\frac{7}{15}

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\frac{5}{15}

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\frac{7}{13}

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Solution

The correct option is B $\frac{7}{15}$
Using cross multiplication method, we have:
$\frac{4}{5} - \frac{1}{3} = \frac{4 \times 3}{5 \times 3} - \frac{1 \times 5}{3 \times 5} = \frac{(12 - 5)}{15} = \frac{7}{15}$

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