Question

suma de fracciones con diferentes denominador: 2/5+2/6= 3/2+2/5= 2/3+4/5= 3/5+2/4= 8/2+2/3=

Answer 1

2/5+2/6
= 2×6+2×5/30= 12+10/30= 22/30 = 11/15

3/2+2/5
= 3×5+2×2/10= 15+4/10 = 19/10

2/3+4/5
= 2×5+4×3/15= 10+12/15 = 22/15

3/5+2/4
= 3×4+2×5/20= 12+10/20 = 22/20 = 11/10

8/2+2/3
= 8×3+2×2/6= 24+4/6 = 28/6= 14/3