a) 64 . (10 +20) +(45 -15 : 5 . 3) =
b) [ 2350 : 5 - (52 : 2 +3 - 60 : 5)] =
c) 100 - [14 - (18 : 3 + 9 ) + 15 ] =
d) { 3 +[ 5 . 6 + 7 - 2 . (15 : 3) + 19]} =
e) 36 + 2 . { 25 + [ 18 - (5 - 2) .3]} =
e) 36
Soluções para a tarefa
Respondido por
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A) 64.30+(45-3.3)
1920+(45-9)
1920+36
1956
B)[470-(26+3-12)]
[470-17]
453
C) 100-[14-(6+9)+15]
100-[14-15+15]
100-14
86
D) {3+[30+7-2.5+19]}
{3+[30+7-10+19]}
{3+46}
49
E)38 {25+[18-3.3]}
38.{25+[18-9]}
38.{25+9}
38.34
1292
1920+(45-9)
1920+36
1956
B)[470-(26+3-12)]
[470-17]
453
C) 100-[14-(6+9)+15]
100-[14-15+15]
100-14
86
D) {3+[30+7-2.5+19]}
{3+[30+7-10+19]}
{3+46}
49
E)38 {25+[18-3.3]}
38.{25+[18-9]}
38.{25+9}
38.34
1292
gabyberteli:
espero ter ajudado
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