Question

Me Ajudem nessa atividade pfvr​

Answer 1

1-

a)8/2+12/2= 20/2= 10/1= 10

b)1/13+ 5/13+ 3/13= 8/13

c)14/23+ 7/23+ 2/23+ 23/23= 46/23= 23/1=23

2-

a) 8,10+ 1,55= 9,65

b) 9,20- 7,65= 1,55

c) 3,280+ 2,100+ 0,023= 5,403

3- 5/8+ 2/8= 7/8

b) 7/8