Question

Resolva as adições e subtrações
PRA HJ GENTE PFVR

a) 3/4+5/4+6/4=

b) 1/8+3/8+6/8=

c) 3/4+1/8=

d) 1/4+3/2+5/6

e) 3/5+1/4

f) 6/9+1/2+2/3=
​

Answer 1

Explicação passo-a-passo:

a) 3/4+5/4+6/4=

14/4

7/2

b) 1/8+3/8+6/8=

10/8

5/4

c) 3/4+1/8=

3/8+1/8

6/8+1/8

7/8

d) 1/4+3/2+5/6

1/12+3/12+5/12

3/12+18/12+10/12

31/12

e) 3/5+1/4

3/20+1/20

12/20+5/20

17/20

f) 6/9+1/2+2/3=

6/18+1/18+2/18

12/18+9/18+12/18

33/18

11/6