Basic Math Examples

\frac{3}{8} - \frac{3}{4}

$\frac{3}{8} - \frac{3}{4}$

Step 1

To write

- \frac{3}{4}

$- \frac{3}{4}$ as a fraction with a common denominator, multiply by

\frac{2}{2}

$\frac{2}{2}$ .

\frac{3}{8} - \frac{3}{4} \cdot \frac{2}{2}

$\frac{3}{8} - \frac{3}{4} \cdot \frac{2}{2}$

Step 2

Write each expression with a common denominator of

8

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

1

$1$ .

Tap for more steps...

Step 2.1

Multiply

\frac{3}{4}

$\frac{3}{4}$ by

\frac{2}{2}

$\frac{2}{2}$ .

\frac{3}{8} - \frac{3 \cdot 2}{4 \cdot 2}

$\frac{3}{8} - \frac{3 \cdot 2}{4 \cdot 2}$

Step 2.2

Multiply

4

$4$ by

2

$2$ .

\frac{3}{8} - \frac{3 \cdot 2}{8}

$\frac{3}{8} - \frac{3 \cdot 2}{8}$

\frac{3}{8} - \frac{3 \cdot 2}{8}

$\frac{3}{8} - \frac{3 \cdot 2}{8}$

Step 3

Combine the numerators over the common denominator.

\frac{3 - 3 \cdot 2}{8}

$\frac{3 - 3 \cdot 2}{8}$

Step 4

Simplify the numerator.

Tap for more steps...

Step 4.1

Multiply

- 3

$- 3$ by

2

$2$ .

\frac{3 - 6}{8}

$\frac{3 - 6}{8}$

Step 4.2

Subtract

6

$6$ from

3

$3$ .

\frac{- 3}{8}

$\frac{- 3}{8}$

\frac{- 3}{8}

$\frac{- 3}{8}$

Step 5

Move the negative in front of the fraction.

- \frac{3}{8}

$- \frac{3}{8}$

Step 6

The result can be shown in multiple forms.

Exact Form:

- \frac{3}{8}

$- \frac{3}{8}$

Decimal Form:

- 0.375

$- 0.375$