Basic Math Examples

$\frac{4}{12} \div \frac{n}{36}$

Step 1

To divide by a fraction, multiply by its reciprocal.

$\frac{4}{12} \cdot \frac{36}{n}$

Step 2

Cancel the common factor of $12$ .

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Step 2.1

Factor $12$ out of $36$ .

$\frac{4}{12} \cdot \frac{12 (3)}{n}$

Step 2.2

Cancel the common factor.

$\frac{4}{12} \cdot \frac{12 \cdot 3}{n}$

Step 2.3

Rewrite the expression.

$4 \frac{3}{n}$

Step 3

Combine $4$ and $\frac{3}{n}$ .

$\frac{4 \cdot 3}{n}$

Step 4

Multiply $4$ by $3$ .

$\frac{12}{n}$