Basic Math Examples

12 - \frac{3}{4}

$12 - \frac{3}{4}$

Step 1

To write

12

$12$ as a fraction with a common denominator, multiply by

\frac{4}{4}

$\frac{4}{4}$ .

12 \cdot \frac{4}{4} - \frac{3}{4}

$12 \cdot \frac{4}{4} - \frac{3}{4}$

Step 2

Combine

12

$12$ and

\frac{4}{4}

$\frac{4}{4}$ .

\frac{12 \cdot 4}{4} - \frac{3}{4}

$\frac{12 \cdot 4}{4} - \frac{3}{4}$

Step 3

Combine the numerators over the common denominator.

\frac{12 \cdot 4 - 3}{4}

$\frac{12 \cdot 4 - 3}{4}$

Step 4

Simplify the numerator.

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Step 4.1

Multiply

12

$12$ by

4

$4$ .

\frac{48 - 3}{4}

$\frac{48 - 3}{4}$

Step 4.2

Subtract

3

$3$ from

48

$48$ .

\frac{45}{4}

$\frac{45}{4}$

\frac{45}{4}

$\frac{45}{4}$

Step 5

The result can be shown in multiple forms.

Exact Form:

\frac{45}{4}

$\frac{45}{4}$

Decimal Form:

11.25

$11.25$

Mixed Number Form:

11 \frac{1}{4}

$11 \frac{1}{4}$