Basic Math Examples

\frac{9}{10} - \frac{1}{10}

$\frac{9}{10} - \frac{1}{10}$

Step 1

Combine the numerators over the common denominator.

\frac{9 - 1}{10}

$\frac{9 - 1}{10}$

Step 2

Subtract

1

$1$ from

9

$9$ .

\frac{8}{10}

$\frac{8}{10}$

Step 3

Cancel the common factor of

8

$8$ and

10

$10$ .

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Step 3.1

Factor

2

$2$ out of

8

$8$ .

\frac{2 (4)}{10}

$\frac{2 (4)}{10}$

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 4}{2 \cdot 5}

$\frac{2 \cdot 4}{2 \cdot 5}$

Step 3.2.2

Cancel the common factor.

$\frac{2 \cdot 4}{2 \cdot 5}$

Step 3.2.3

Rewrite the expression.

$\frac{4}{5}$

Step 4

The result can be shown in multiple forms.

Exact Form:

$\frac{4}{5}$

Decimal Form:

$0.8$