Pre-Algebra Examples

$\frac{18 (3 \cdot 18 - 1)}{2}$

Step 1

Cancel the common factor of $18$ and $2$ .

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Step 1.1

Factor $2$ out of $18 (3 \cdot 18 - 1)$ .

$\frac{2 (9 (3 \cdot 18 - 1))}{2}$

Step 1.2

Cancel the common factors.

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Step 1.2.1

Factor $2$ out of $2$ .

$\frac{2 (9 (3 \cdot 18 - 1))}{2 (1)}$

Step 1.2.2

Cancel the common factor.

$\frac{2 (9 (3 \cdot 18 - 1))}{2 \cdot 1}$

Step 1.2.3

Rewrite the expression.

$\frac{9 (3 \cdot 18 - 1)}{1}$

Step 1.2.4

Divide $9 (3 \cdot 18 - 1)$ by $1$ .

$9 (3 \cdot 18 - 1)$

$9 (3 \cdot 18 - 1)$

$9 (3 \cdot 18 - 1)$

Step 2

Simplify the expression.

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Step 2.1

Multiply $3$ by $18$ .

$9 (54 - 1)$

Step 2.2

Subtract $1$ from $54$ .

$9 \cdot 53$

Step 2.3

Multiply $9$ by $53$ .

$477$

$477$

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