Pre-Algebra Examples

$\frac{30 k - 20}{90 k}$

Step 1

Factor $10$ out of $30 k$ .

$\frac{10 (3 k) - 20}{90 k}$

Step 2

Factor $10$ out of $- 20$ .

$\frac{10 (3 k) + 10 (- 2)}{90 k}$

Step 3

Factor $10$ out of $10 (3 k) + 10 (- 2)$ .

$\frac{10 (3 k - 2)}{90 k}$

Step 4

Cancel the common factors.

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Step 4.1

Factor $10$ out of $90 k$ .

$\frac{10 (3 k - 2)}{10 (9 k)}$

Step 4.2

Cancel the common factor.

$\frac{10 (3 k - 2)}{10 (9 k)}$

Step 4.3

Rewrite the expression.

$\frac{3 k - 2}{9 k}$

$\frac{3 k - 2}{9 k}$

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