Basic Math Examples

$\frac{128 - 100}{100} \cdot 100 %$

Step 1

Subtract $100$ from $128$ .

$\frac{28}{100} \cdot 100 %$

Step 2

Cancel the common factor of $28$ and $100$ .

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Step 2.1

Factor $4$ out of $28$ .

$\frac{4 (7)}{100} \cdot 100 %$

Step 2.2

Cancel the common factors.

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Step 2.2.1

Factor $4$ out of $100$ .

$\frac{4 \cdot 7}{4 \cdot 25} \cdot 100 %$

Step 2.2.2

Cancel the common factor.

$\frac{4 \cdot 7}{4 \cdot 25} \cdot 100 %$

Step 2.2.3

Rewrite the expression.

$\frac{7}{25} \cdot 100 %$

$\frac{7}{25} \cdot 100 %$

$\frac{7}{25} \cdot 100 %$

Step 3

Simplify the expression.

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Step 3.1

Convert $100 %$ to a decimal.

$\frac{7}{25} \cdot 1$

Step 3.2

Multiply $\frac{7}{25}$ by $1$ .

$\frac{7}{25}$

$\frac{7}{25}$

Step 4

The result can be shown in multiple forms.

Exact Form:

$\frac{7}{25}$

Decimal Form:

$0.28$

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