Basic Math Examples

\frac{30 \cdot 15}{30 - 15}

$\frac{30 \cdot 15}{30 - 15}$

Step 1

Cancel the common factor of

$30$ and

$30 - 15$ .

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Step 1.1

Factor

$15$ out of

$30 \cdot 15$ .

$\frac{15 (2 \cdot 15)}{30 - 15}$

Step 1.2

Cancel the common factors.

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Step 1.2.1

Factor

$15$ out of

$30$ .

$\frac{15 (2 \cdot 15)}{15 (2) - 15}$

Step 1.2.2

Factor

$15$ out of

$- 15$ .

$\frac{15 (2 \cdot 15)}{15 \cdot 2 + 15 \cdot - 1}$

Step 1.2.3

Factor

$15$ out of

$15 \cdot 2 + 15 \cdot - 1$ .

$\frac{15 (2 \cdot 15)}{15 \cdot (2 - 1)}$

Step 1.2.4

Cancel the common factor.

$\frac{15 (2 \cdot 15)}{15 \cdot (2 - 1)}$

Step 1.2.5

Rewrite the expression.

$\frac{2 \cdot 15}{2 - 1}$

$\frac{2 \cdot 15}{2 - 1}$

$\frac{2 \cdot 15}{2 - 1}$

Step 2

Simplify the expression.

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Step 2.1

Multiply

$2$ by

$15$ .

$\frac{30}{2 - 1}$

Step 2.2

Subtract

$1$ from

$2$ .

$\frac{30}{1}$

Step 2.3

Divide

$30$ by

$1$ .

$30$

$30$

$[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]$