Question

a) ( 1 0 : 2 ) +( 8 : 4 ) =

b) - 1 2 + (20 : 4) + 6 =

c) (8: 2) – (14: 7) =

d) (9 : 3) - 7 + 4 =

e ) 1 0 - (2 . 3) : 2 =

f) - 12+ (7 : 7) . 5 =

g) (-4) : (-2) + 5 . 3 =

h) - 10 - (2 . 2) + 6

Answer 1

Resposta:

a)5+2= 7

b)-12+5+6=-12+11= -1

c)4-2=2

d)3-7+4=0

e)10-6:2=10-3=7

f)-12+1×5= -12+5= -7

g)2+15=17

h)-10-4+6= -14+6= -8