Question

efetue as adições e subtraçoes: ​

Answer 1

Resposta:

B- 14/7

C- 2/9

D-7/45

E-2/15

F-4/8

G-4/12

H-4/8

I-1/35

Answer 2

Resposta:

Explicação passo a passo:

b)13/7 + 1/7 = 14/7

c)7/9 - 5/9 = 2/9

d)9/5 - 2/9 = 63/45

e)1/3 + 1/5 = 8/15

f)3/4 + 1/2 = 5/4

g)2/4 + 2/3 = 14/12

h)5/4 - 1/2 = 3/4

i)3/5 - 2/7 = 11/35