Basic Math Examples

$- \frac{7}{4} + \frac{13}{4}$

Step 1

Combine the numerators over the common denominator.

$\frac{- 7 + 13}{4}$

Step 2

Add $- 7$ and $13$ .

$\frac{6}{4}$

Step 3

Cancel the common factor of $6$ and $4$ .

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Step 3.1

Factor $2$ out of $6$ .

$\frac{2 (3)}{4}$

Step 3.2

Cancel the common factors.

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Step 3.2.1

Factor $2$ out of $4$ .

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

Step 3.2.2

Cancel the common factor.

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

Step 3.2.3

Rewrite the expression.

$\frac{3}{2}$