Pre-Algebra Examples

$- \frac{\frac{8}{18}}{\frac{7}{9}}$

Step 1

Cancel the common factor of $8$ and $18$ .

Tap for more steps...

Step 1.1

Factor $2$ out of $8$ .

$- \frac{\frac{2 (4)}{18}}{\frac{7}{9}}$

Step 1.2

Cancel the common factors.

Tap for more steps...

Step 1.2.1

Factor $2$ out of $18$ .

$- \frac{\frac{2 \cdot 4}{2 \cdot 9}}{\frac{7}{9}}$

Step 1.2.2

Cancel the common factor.

$- \frac{\frac{2 \cdot 4}{2 \cdot 9}}{\frac{7}{9}}$

Step 1.2.3

Rewrite the expression.

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

Step 2

Multiply the numerator by the reciprocal of the denominator.

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

Step 3

Cancel the common factor of $9$ .

Tap for more steps...

Step 3.1

Cancel the common factor.

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

Step 3.2

Rewrite the expression.

$- (4 (\frac{1}{7}))$

Step 4

Combine $4$ and $\frac{1}{7}$ .

$- \frac{4}{7}$

Step 5

The result can be shown in multiple forms.

Exact Form:

$- \frac{4}{7}$

Decimal Form:

$- 0.\overline{571428}$