Pré-álgebra Exemplos

$- 8.3 + 9.2 - 4.4 + 3.7$

Etapa 1

Some $- 8.3$ e $9.2$ .

$0.9 - 4.4 + 3.7$

Etapa 2

Subtraia $4.4$ de $0.9$ .

$- 3.5 + 3.7$

Etapa 3

Some $- 3.5$ e $3.7$ .

$0.2$

$[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]$