What is 3/10 \div (-1)/3 ?

The solution to 3/10 \div (-1)/3 is -9/10

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3/10 \div (-1)/3

\frac{3}{10} \div \frac{- 1}{3}

- \frac{9}{10}

Solution steps

\frac{3}{10} \div \frac{- 1}{3}

Apply the fraction rule:

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

= \frac{3}{10} \times \frac{3}{- 1}

\frac{3}{- 1} = - 3

= (- 3) \frac{3}{10}

Remove parentheses:

(- a) = - a

= - \frac{3}{10} \times 3

Convert element to fraction:

3 = \frac{3}{1}

= \frac{3}{1} \times \frac{3}{10}

Multiply fractions:

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

= - \frac{3 \times 3}{10 \times 1}

Multiply the numbers:

3 \times 3 = 9

= - \frac{9}{10 \times 1}

Multiply the numbers:

10 \times 1 = 10

= - \frac{9}{10}

4 x^{3} - 5 x^{2} + 64 x - 80

x^{4} - 15 x^{2} - 10 x + 24

(x + 7) (3 x - 9)

d x^{3} x

\frac{1}{2} (x - 4)