Question

2°)Resolva as operações:

a) 9/10 + 4/10 =

b) 5/7 -- 3/7 =

c) 1/3 × 7/5 =

d) 2/3 × 4/6 =

e) 1/5 ÷ 2/3 =

f) 3/2 ÷ 5/4 =​

Answer 1

Resposta:

a) 13/10

b) 2/7

c) 7/15

d) 8/18

e) 3/10

f) 6/5

Answer 2

Resposta:

a) 9/10 + 4/10 =13/10

b) 5/7 -- 3/7 =2/7

c) 1/3 × 7/5 =7/15

d) 2/3 × 4/6 =8/18=4/9

e) 1/5 ÷ 2/3 =3/10

f) 3/2 ÷ 5/4 =12/10=6/5