Question

frações com denominadores diferentes 1/2 + 2/5

4/5 +2/3

1/2 + 3/4

3/2 + 1/5

1/2 - 1/3

7/10 - 1/2

4/5 - 3/7

5/4 - 1/2​

Answer 1

a) 9/10

b) 22/15

c) 5/4

d) 17/10

e) 1/6

f) 2/10 : 2 = 1/5

g) 13/35

h) 3/4