Basic Math Examples

$\frac{7}{9} \div \frac{21}{2}$

Step 1

To divide by a fraction, multiply by its reciprocal.

$\frac{7}{9} \cdot \frac{2}{21}$

Step 2

Cancel the common factor of $7$ .

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Step 2.1

Factor $7$ out of $21$ .

$\frac{7}{9} \cdot \frac{2}{7 (3)}$

Step 2.2

Cancel the common factor.

$\frac{7}{9} \cdot \frac{2}{7 \cdot 3}$

Step 2.3

Rewrite the expression.

$\frac{1}{9} \cdot \frac{2}{3}$

Step 3

Multiply $\frac{1}{9}$ by $\frac{2}{3}$ .

$\frac{2}{9 \cdot 3}$

Step 4

Multiply $9$ by $3$ .

$\frac{2}{27}$

Step 5

The result can be shown in multiple forms.

Exact Form:

$\frac{2}{27}$

Decimal Form:

$0.\overline{074}$