Question

calculati si simplificati rezultatul:3pe14+ 5pe14;7pe15+ 2pe15

Answer 1

$\frac{3}{14}$+ $\frac{5}{14}$ = $\frac{8}{14}$ = $\frac{4}{7}$ . (am simplificat prin 2)
$\frac{7}{15}$ +$\frac{2}{15}$ = $\frac{9}{15}$ = $\frac{3}{5}$ . (am simplificat prin 3).

Answer 2

3/14 + 5/14 = 8/14 = 4/7
7/15 + 2/15 = 9/15 = 3/5