Pre-Algebra Examples

\frac{4}{10} - \frac{6}{10}

$\frac{4}{10} - \frac{6}{10}$

Step 1

Combine the numerators over the common denominator.

\frac{4 - 6}{10}

$\frac{4 - 6}{10}$

Step 2

Subtract

6

$6$ from

4

$4$ .

\frac{- 2}{10}

$\frac{- 2}{10}$

Step 3

Cancel the common factor of

- 2

$- 2$ and

10

$10$ .

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Step 3.1

Factor

2

$2$ out of

- 2

$- 2$ .

\frac{2 (- 1)}{10}

$\frac{2 (- 1)}{10}$

Step 3.2

Cancel the common factors.

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Step 3.2.1

Factor

2

$2$ out of

10

$10$ .

\frac{2 \cdot - 1}{2 \cdot 5}

$\frac{2 \cdot - 1}{2 \cdot 5}$

Step 3.2.2

Cancel the common factor.

$\frac{2 \cdot - 1}{2 \cdot 5}$

Step 3.2.3

Rewrite the expression.

$\frac{- 1}{5}$

Step 4

Move the negative in front of the fraction.

$- \frac{1}{5}$

Step 5

Since

$- \frac{1}{5}$ is a proper fraction, it cannot be written as a mixed number.

Cannot be written as a mixed number