Basic Math Examples

\frac{8}{7} - 1

$\frac{8}{7} - 1$

Step 1

To write

- 1

$- 1$ as a fraction with a common denominator, multiply by

\frac{7}{7}

$\frac{7}{7}$ .

\frac{8}{7} - 1 \cdot \frac{7}{7}

$\frac{8}{7} - 1 \cdot \frac{7}{7}$

Step 2

Combine

- 1

$- 1$ and

\frac{7}{7}

$\frac{7}{7}$ .

\frac{8}{7} + \frac{- 1 \cdot 7}{7}

$\frac{8}{7} + \frac{- 1 \cdot 7}{7}$

Step 3

Combine the numerators over the common denominator.

\frac{8 - 1 \cdot 7}{7}

$\frac{8 - 1 \cdot 7}{7}$

Step 4

Simplify the numerator.

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Step 4.1

Multiply

- 1

$- 1$ by

7

$7$ .

\frac{8 - 7}{7}

$\frac{8 - 7}{7}$

Step 4.2

Subtract

7

$7$ from

8

$8$ .

\frac{1}{7}

$\frac{1}{7}$

\frac{1}{7}

$\frac{1}{7}$

Step 5

The result can be shown in multiple forms.

Exact Form:

\frac{1}{7}

$\frac{1}{7}$

Decimal Form:

0.\overline{142857}

$0.\overline{142857}$