Question

efectuați calculele: va rog repede​

Answer 1

Răspuns:

$4 \times \frac{1}{8} = \frac{4 \times 8 + 1}{8} = \frac{32 + 1}{8} = \frac{33}{8}$

$13 \times \frac{3}{65} = \frac{13 \times 65 + 3}{65} = \frac{845 + 3}{65} = \frac{848}{65}$

$7 \times 1\frac{1}{14} = 7 \times \frac{15}{14} = \frac{15}{2}$

sper ca e corect