Question

Doar ex 10varog urgent
dau100 de puncte jur

Answer 1

Răspuns:

Explicație pas cu pas:

a) 2/5 + 3/10 = (4+3)/10 = 7/10

b) 2/9+2/3 = (2+6)/9 = 8/9

c) 3/4+5/8 = (6+5)/8 = 11/8

d) 7/8+1/2 = (7+4)/8 = 11/8

e) 1/2+1/4 = (2+1)/4 = 3/4

f) 3/10+2/5 = (3+4)/10 = 7/10

g) 1/6+2/3 = (1+4)/6 = 5/6

h) 3/5+1/20 = (12+1)/20 = 13/20

/ - fractie.