Algebra Examples

2.5 %

$2.5 %$

Step 1

Convert the percentage to a fraction by placing the expression over

$100$ . Percentage means 'out of

$100$ '.

$\frac{2.5}{100}$

Step 2

Convert the decimal number to a fraction by shifting the decimal point in both the numerator and denominator. Since there is

$1$ number to the right of the decimal point, move the decimal point

$1$ place to the right.

$\frac{25}{1000}$

Step 3

Cancel the common factor of

$25$ and

$1000$ .

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Step 3.1

Factor

$25$ out of

$25$ .

$\frac{25 (1)}{1000}$

Step 3.2

Cancel the common factors.

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Step 3.2.1

Factor

$25$ out of

$1000$ .

$\frac{25 \cdot 1}{25 \cdot 40}$

Step 3.2.2

Cancel the common factor.

$\frac{25 \cdot 1}{25 \cdot 40}$

Step 3.2.3

Rewrite the expression.

$\frac{1}{40}$

Step 4

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

$0.025$

$2.5 %$

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