Question

ALGUÉM ME AJUDA PFVR
Efetue as operações:
(a)(-3/4) + (-20/9)=
(b)(34/5) + (3/2)=
(c) (-4/6) + (-8/3)=
(d)(- 12,8) - (- 0,428)=
(e) (-0,54) - (-0,6)=
(f) (-79,48) + (-74,59)=
(g) (+0,1) + (-1,1) + (0,11)=

Answer 1

Resposta:

a)−2.97222...

b)8.3

c)-3.333...

d)−12.372

e)-0.06

f)−154.07

g)−0.89