Basic Math Examples

\frac{7}{10} - \frac{3}{10}

$\frac{7}{10} - \frac{3}{10}$

Step 1

Combine the numerators over the common denominator.

\frac{7 - 3}{10}

$\frac{7 - 3}{10}$

Step 2

Subtract

3

$3$ from

7

$7$ .

\frac{4}{10}

$\frac{4}{10}$

Step 3

Cancel the common factor of

4

$4$ and

10

$10$ .

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Step 3.1

Factor

2

$2$ out of

4

$4$ .

\frac{2 (2)}{10}

$\frac{2 (2)}{10}$

Step 3.2

Cancel the common factors.

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Step 3.2.1

Factor

2

$2$ out of

10

$10$ .

\frac{2 \cdot 2}{2 \cdot 5}

$\frac{2 \cdot 2}{2 \cdot 5}$

Step 3.2.2

Cancel the common factor.

$\frac{2 \cdot 2}{2 \cdot 5}$

Step 3.2.3

Rewrite the expression.

$\frac{2}{5}$

Step 4

The result can be shown in multiple forms.

Exact Form:

$\frac{2}{5}$

Decimal Form:

$0.4$