Basic Math Examples

- 8 \frac{7}{8}

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

Step 1

A mixed number is an addition of its whole and fractional parts.

- (8 + \frac{7}{8})

$- (8 + \frac{7}{8})$

Step 2

Add

8

$8$ and

\frac{7}{8}

$\frac{7}{8}$ .

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Step 2.1

To write

8

$8$ as a fraction with a common denominator, multiply by

\frac{8}{8}

$\frac{8}{8}$ .

- (8 \cdot \frac{8}{8} + \frac{7}{8})

$- (8 \cdot \frac{8}{8} + \frac{7}{8})$

Step 2.2

Combine

8

$8$ and

\frac{8}{8}

$\frac{8}{8}$ .

- (\frac{8 \cdot 8}{8} + \frac{7}{8})

$- (\frac{8 \cdot 8}{8} + \frac{7}{8})$

Step 2.3

Combine the numerators over the common denominator.

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

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

Step 2.4

Simplify the numerator.

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Step 2.4.1

Multiply

8

$8$ by

8

$8$ .

- \frac{64 + 7}{8}

$- \frac{64 + 7}{8}$

Step 2.4.2

Add

64

$64$ and

7

$7$ .

- \frac{71}{8}

$- \frac{71}{8}$

- \frac{71}{8}

$- \frac{71}{8}$

- \frac{71}{8}

$- \frac{71}{8}$

Step 3

The result can be shown in multiple forms.

Exact Form:

- \frac{71}{8}

$- \frac{71}{8}$

Decimal Form:

- 8.875

$- 8.875$

Mixed Number Form:

- 8 \frac{7}{8}

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