Question

Resolva as expressões numéricas abaixo:
a) 110-43+25-12-10

b) (50+15)-(32+4)+12

c) 100-(51+12)-{(20+3)-(7+2)}

d) 200-{170+{30-(23+5)}}

Answer 1

A) 110-43+25-12-10
67+25-12-10
92-12-10
80-10
70

B) (50+15)-(32+4)+12
35 - (32+4)+ 12
35- 28+12
07+12
19

C) 100- (51+12)-{(20+3)-(7+2)}
100- 63-{23-9}
100-63-14
37-14
23

D) 200-{170+{30-(23+5)}}
200-{170+{30-28}}
200-{170+02}
200- 172
28