Question

Resolva as expressões numéricas:

a) (100-29) +20 =

b) 250 – (70- 50) =

c) (140 -60) - 25 =

d) 130 - 48 +70 - 35+ 2 =

e) 140 – 85 +49 +86 =

f) 100 + 38 +56 - 155 =

g) 45 – 34+76– 39 =

Answer 1

a) (100-29)+20=

71 + 20=

91

b) 250-(70-50)=

250-20=

230

c) (140-60)-25=

80-25=

55

d) 130-48+70-35+2=

82+35+2=

119

e) 140-85+49+86=

55+134=

189

f) 100+48+56-155=

148+99=

247

g) 45-34+76-39=

11+37=

48

Espero ter ajudado ;)