Question

Calculati:
a) 1/2+1/2:3/2=?
b)0,1(5):28/45=?
( "/" inseamna "supra")

Answer 1

a) 1/2+1/2:3/2= 1/2 + 1/2 x 2/3 = 1/2 + 1/3 = (3 + 2)/6 = 5/6 
b)0,1(5):28/45= 14/90 x 45/28 = 1/4 

Answer 2

ai in imagine.........