Pre-Algebra Examples

$30 \div 3 + {(100 - 9^{2})}^{2}$

Step 1

Simplify each term.

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Step 1.1

Divide $30$ by $3$ .

$10 + {(100 - 9^{2})}^{2}$

Step 1.2

Simplify each term.

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Step 1.2.1

Raise $9$ to the power of $2$ .

$10 + {(100 - 1 \cdot 81)}^{2}$

Step 1.2.2

Multiply $- 1$ by $81$ .

$10 + {(100 - 81)}^{2}$

$10 + {(100 - 81)}^{2}$

Step 1.3

Subtract $81$ from $100$ .

$10 + 19^{2}$

Step 1.4

Raise $19$ to the power of $2$ .

$10 + 361$

$10 + 361$

Step 2

Add $10$ and $361$ .

$371$

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