Algebra Examples

$- \frac{π}{3} + \frac{π}{2}$

Step 1

To write $- \frac{π}{3}$ as a fraction with a common denominator, multiply by $\frac{2}{2}$ .

$- \frac{π}{3} \cdot \frac{2}{2} + \frac{π}{2}$

Step 2

To write $\frac{π}{2}$ as a fraction with a common denominator, multiply by $\frac{3}{3}$ .

$- \frac{π}{3} \cdot \frac{2}{2} + \frac{π}{2} \cdot \frac{3}{3}$

Step 3

Write each expression with a common denominator of $6$ , by multiplying each by an appropriate factor of $1$ .

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Step 3.1

Multiply $\frac{π}{3}$ by $\frac{2}{2}$ .

$- \frac{π \cdot 2}{3 \cdot 2} + \frac{π}{2} \cdot \frac{3}{3}$

Step 3.2

Multiply $3$ by $2$ .

$- \frac{π \cdot 2}{6} + \frac{π}{2} \cdot \frac{3}{3}$

Step 3.3

Multiply $\frac{π}{2}$ by $\frac{3}{3}$ .

$- \frac{π \cdot 2}{6} + \frac{π \cdot 3}{2 \cdot 3}$

Step 3.4

Multiply $2$ by $3$ .

$- \frac{π \cdot 2}{6} + \frac{π \cdot 3}{6}$

Step 4

Combine the numerators over the common denominator.

$\frac{- π \cdot 2 + π \cdot 3}{6}$

Step 5

Simplify the numerator.

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Step 5.1

Multiply $2$ by $- 1$ .

$\frac{- 2 π + π \cdot 3}{6}$

Step 5.2

Move $3$ to the left of $π$ .

$\frac{- 2 π + 3 \cdot π}{6}$

Step 5.3

Add $- 2 π$ and $3 π$ .

$\frac{π}{6}$

Step 6

The result can be shown in multiple forms.

Exact Form:

$\frac{π}{6}$

Decimal Form:

$0.52359877 \dots$