Question

calcule :
a)   -3 +2,35 =
b) 3/5 + 1,2 =

resolva :
a)(-1,5) . (+11/30) . (+3/11) =

calcule :
a) (-11/15) : (+1,1) =
b) (+2) : (-0,5) =
c) (+6/7) : (-9/7) =

resolva as espressões :
a) (-4/5) : (+8/5) - (+2) : (-5/4)=

b) (-2/3) . (+3/10) - (+1/2) . (-1/3) =

Answer 1

a)  0,65
b)  1,8

a)  -0,15

a)-0,666
b)  -4
c)  -0,666

a)1,1
b)-0,366


no windows 7 tem calculadora pra isso ajuda paca blz