Question

ofer puncte!e urgent va rog din suflet!!

Answer 1

Răspuns:

$1 - \frac{1}{2} \div 0.5 \\ 1 - \frac{1}{2} \div \frac{5}{10} \\ 1 - \frac{1}{2} \times \frac{10}{5} \\ 1 - \frac{10}{10} \\ 1 - 1 \\ 0$