What is 28/7 \div 4/5 ?

The solution to 28/7 \div 4/5 is 5

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28/7 \div 4/5

\frac{28}{7} \div \frac{4}{5}

5

Solution steps

\frac{28}{7} \div \frac{4}{5}

Apply the fraction rule:

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

= \frac{28}{7} \times \frac{5}{4}

Cross-cancel common factor:

4

= \frac{7}{7} \times \frac{5}{1}

Multiply fractions:

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

= \frac{7 \times 5}{7 \times 1}

Cancel the common factor:

7

= \frac{5}{1}

Apply rule

\frac{a}{1} = a

= 5

cos (2 x) + 1

8 (5 k + 8 m)

75 - 95

(5 - 9)^{3} + (3 - 5)^{4}

\frac{3}{4} \div \frac{4}{5}