Question

Efectuați:
a) 5/7:15/42;
b) 17/150:34/300;
c) 11:20 1/6.

Dau coroana și ma abonez! ​

Answer 1

Răspuns:

a) 5/7:15/42 = 5/7·42/15=(5·42)/(7·15)=210/105=2

b) 17/150:34/300= 17/150·300/34=2/2=1

c) 11:20 1/6=11: (20·6+1)/6=11/1:121/6=11/1·6/121=6/11