Basic Math Examples

$\frac{1}{4} - \frac{7}{8}$

Step 1

To write

$\frac{1}{4}$ as a fraction with a common denominator, multiply by

$\frac{2}{2}$ .

$\frac{1}{4} \cdot \frac{2}{2} - \frac{7}{8}$

Step 2

Write each expression with a common denominator of

$8$ , by multiplying each by an appropriate factor of

$1$ .

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Step 2.1

Multiply

$\frac{1}{4}$ by

$\frac{2}{2}$ .

$\frac{2}{4 \cdot 2} - \frac{7}{8}$

Step 2.2

Multiply

$4$ by

$2$ .

$\frac{2}{8} - \frac{7}{8}$

Step 3

Combine the numerators over the common denominator.

$\frac{2 - 7}{8}$

Step 4

Subtract

$7$ from

$2$ .

$\frac{- 5}{8}$

Step 5

Move the negative in front of the fraction.

$- \frac{5}{8}$

Step 6

The result can be shown in multiple forms.

Exact Form:

$- \frac{5}{8}$

Decimal Form:

$- 0.625$