Question

Sa se afle $\frac{3}{4}$ din a =(14-$\frac {14}{5}$*$\frac {5}{7}$)*4

Answer 1

a = (14 - 14/5 * 5/7)*4 = (14 - 2)*4 = 12*4 = 48; 3/4 * 48 = 3 *12 = 36

Answer 2

a=(14-2)*4=12*4

(3/4) din 12*4=3*12=36

as simple as that!!