Question

efetue as seguintes adições e subtrações :
A)7+5/6
B)4-3/11
C)1/5+2+3/5
D)5/3+1-7/3

Answer 1

a)
(7.6/1.6)+5/6
42/6+5/6=47/6

b)
(4.11/1.11)-3/11
44/11-3/11=41/11

c)
1/5+(2.5/1.5)+3/5
1/5+10/5+3/5=14/5

d)
5/3+(1.3/1.3)-7/3
5/3+3/3-7/3=1/3
Espero ter ajudado