What is 2/5 \div 7/10 ?

The solution to 2/5 \div 7/10 is 4/7

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2/5 \div 7/10

\frac{2}{5} \div \frac{7}{10}

\frac{4}{7}

Solution steps

\frac{2}{5} \div \frac{7}{10}

Apply the fraction rule:

\frac{a}{b} \div \frac{c}{d} = \frac{a}{b} \times \frac{d}{c}

= \frac{2}{5} \times \frac{10}{7}

Cross-cancel common factor:

5

= \frac{2}{1} \times \frac{2}{7}

Multiply fractions:

\frac{a}{b} \times \frac{c}{d} = \frac{a \times c}{b \times d}

= \frac{2 \times 2}{1 \times 7}

Multiply the numbers:

2 \times 2 = 4

= \frac{4}{1 \times 7}

Multiply the numbers:

1 \times 7 = 7

= \frac{4}{7}

\frac{- 2}{5}

(4 ab + 3 a)^{2}

(1.5 - x)^{2}

\frac{7}{4} + (- \frac{1}{5})

3.868 \cdot 1 0^{9}