Basic Math Examples

$\frac{3 (\sqrt{16} - 2)}{2} - 15$

Step 1

Simplify each term.

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Step 1.1

Simplify the numerator.

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Step 1.1.1

Rewrite $16$ as $4^{2}$ .

$\frac{3 (\sqrt{4^{2}} - 2)}{2} - 15$

Step 1.1.2

Pull terms out from under the radical, assuming positive real numbers.

$\frac{3 (4 - 2)}{2} - 15$

Step 1.1.3

Subtract $2$ from $4$ .

$\frac{3 \cdot 2}{2} - 15$

Step 1.2

Multiply $3$ by $2$ .

$\frac{6}{2} - 15$

Step 1.3

Divide $6$ by $2$ .

$3 - 15$

Step 2

Subtract $15$ from $3$ .

$- 12$