Question

Macar la asta ajutati-ma : 0,2 ori 5/7+11/14

Answer 1

adica ori  sau 0.2 sau 5:7????

Answer 2

0,2 = 2/10

$\frac{2}{10} * \frac{5}{7} + \frac{11}{14} \\ \\ \frac{10}{70} + \frac{11}{14}$

Aducem la numitor comun :

$\frac{10}{70} + \frac{55}{70} = \frac{65}{70} = \frac{13}{14}$