Pre-Algebra Examples

$5 % \div 20$

Step 1

Convert the percentage to a fraction by placing the expression over $100$ . Percentage means 'out of $100$ '.

$5 \div \frac{20}{100}$

Step 2

Reduce the fraction.

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Step 2.1

To divide by a fraction, multiply by its reciprocal.

$5 (\frac{100}{20})$

Step 2.2

Cancel the common factor of $5$ .

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Step 2.2.1

Factor $5$ out of $20$ .

$5 \frac{100}{5 (4)}$

Step 2.2.2

Cancel the common factor.

$5 \frac{100}{5 \cdot 4}$

Step 2.2.3

Rewrite the expression.

$\frac{100}{4}$

Step 2.3

Divide $100$ by $4$ .

$25$

Step 3

Convert the fraction to a decimal by dividing the numerator by the denominator.

$25$