Basic Math Examples

$- \frac{4}{\frac{7}{- \frac{8}{9}}}$

Step 1

Multiply the numerator by the reciprocal of the denominator.

$- (4 \frac{- \frac{8}{9}}{7})$

Step 2

Multiply the numerator by the reciprocal of the denominator.

$- (4 (- \frac{8}{9} \cdot \frac{1}{7}))$

Step 3

Multiply $- \frac{8}{9} \cdot \frac{1}{7}$ .

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Step 3.1

Multiply $\frac{1}{7}$ by $\frac{8}{9}$ .

$- (4 (- \frac{8}{7 \cdot 9}))$

Step 3.2

Multiply $7$ by $9$ .

$- (4 (- \frac{8}{63}))$

Step 4

Multiply $4 (- \frac{8}{63})$ .

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Step 4.1

Multiply $- 1$ by $4$ .

$- (- 4 (\frac{8}{63}))$

Step 4.2

Combine $- 4$ and $\frac{8}{63}$ .

$- \frac{- 4 \cdot 8}{63}$

Step 4.3

Multiply $- 4$ by $8$ .

$- \frac{- 32}{63}$

Step 5

Move the negative in front of the fraction.

$- - \frac{32}{63}$

Step 6

Multiply $- - \frac{32}{63}$ .

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Step 6.1

Multiply $- 1$ by $- 1$ .

$1 (\frac{32}{63})$

Step 6.2

Multiply $\frac{32}{63}$ by $1$ .

$\frac{32}{63}$

Step 7

The result can be shown in multiple forms.

Exact Form:

$\frac{32}{63}$

Decimal Form:

$0.\overline{507936}$