Question

4 supra 5 + 4 supra 5 + 3 supra 15 =

Answer 1

Răspuns:

$\frac{4}{5} + \frac{4}{5} + \frac{3}{15} = \frac{8}{5} + \frac{3}{15} = \frac{8 \times 3 + 3}{15} = \frac{27}{15} = \frac{9}{5}$