Evaluate (-pi/2)÷2

$- \frac{π}{2} \div 2$

Rewrite the division as a fraction.

$\frac{- \frac{π}{2}}{2}$

Multiply the numerator by the reciprocal of the denominator.

$- \frac{π}{2} \cdot \frac{1}{2}$

Multiply $- \frac{π}{2} \cdot \frac{1}{2}$ .

Multiply $\frac{1}{2}$ by $\frac{π}{2}$ .

$- \frac{π}{2 \cdot 2}$

Multiply $2$ by $2$ .

$- \frac{π}{4}$

The result can be shown in multiple forms.

Exact Form:

$- \frac{π}{4}$

Decimal Form:

$- 0.78539816 \dots$