Basic Math Examples

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

Step 1

Simplify each term.

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Move the negative in front of the fraction.

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

Multiply $- - \frac{1}{8}$ .

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Multiply $- 1$ by $- 1$ .

$\frac{1}{4} + 1 (\frac{1}{8})$

Multiply $\frac{1}{8}$ by $1$ .

$\frac{1}{4} + \frac{1}{8}$

Step 2

To write $\frac{1}{4}$ as a fraction with a common denominator, multiply by $\frac{2}{2}$ .

$\frac{1}{4} \cdot \frac{2}{2} + \frac{1}{8}$

Step 3

Write each expression with a common denominator of $8$ , by multiplying each by an appropriate factor of $1$ .

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Multiply $\frac{1}{4}$ by $\frac{2}{2}$ .

$\frac{2}{4 \cdot 2} + \frac{1}{8}$

Multiply $4$ by $2$ .

$\frac{2}{8} + \frac{1}{8}$

Step 4

Combine the numerators over the common denominator.

$\frac{2 + 1}{8}$

Step 5

Add $2$ and $1$ .

$\frac{3}{8}$

Step 6

The result can be shown in multiple forms.

Exact Form:

$\frac{3}{8}$

Decimal Form:

$0.375$