The solution to 8\div 4/9 is 18

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8\div 4/9

Solution

8 \div \frac{4}{9}

18

Solution steps

8 \div \frac{4}{9}

Convert element to fraction:

8 = \frac{8}{1}

= \frac{8}{1} \div \frac{4}{9}

Apply the fraction rule:

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

= \frac{8}{1} \times \frac{9}{4}

Cross-cancel common factor:

4

= \frac{2}{1} \times \frac{9}{1}

Multiply fractions:

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

= \frac{2 \times 9}{1 \times 1}

Multiply the numbers:

2 \times 9 = 18

= \frac{18}{1 \times 1}

Multiply the numbers:

1 \times 1 = 1

= \frac{18}{1}

Apply rule

\frac{a}{1} = a

= 18

(3 + i^{2}) + i^{4}

5 x^{2} + 10 x + 30

\frac{49}{112}

cos (x) sec^{2} (x)

1 \frac{3}{4} \cdot 2