Question

calcule o valor das expressões
a) 4.3-20
b)15 -6 .8
c)12 .5 -1000
d) -40 +8 .5
e) -24 -6 .7
com contas pfvr

Answer 1

a) 4.3-20 = 12-20 = -8
b) 15-6.8 = 15-48 = -33
c) 12.5 -1000= 60-1000= -940
d) -40+8.5 = -40+ 40 = 0
e) -24-6.7= -24-42= 66

Espero ter ajudado.