Respostas
respondido por:
1
k)
25 + {12+[2-(8-6)+2]}
25 + {12+[2-2+2]}
25 + {12+2}
25 + 14
39
l)
{[(18-3)+(7+5)-2]+5}-12
{[15+12-2]+5}-12
{25+5}-12
30-12
18
m)
65-{30-[20-(10-1+6)+1]}
65-{30-[20-15+1]}
65-{30-6}
65-24
41
n)
45+{15-[(10-8)+(7-4)-3]-4}
45+{15-[2+3-3]-4}
45+{15-2-4}
45+9
54
o)
40+{50-[35-(25+5)-1]}+7
40+{50-[35-30-1]}+7
40+{50-4}+7
40+46+7
93
25 + {12+[2-(8-6)+2]}
25 + {12+[2-2+2]}
25 + {12+2}
25 + 14
39
l)
{[(18-3)+(7+5)-2]+5}-12
{[15+12-2]+5}-12
{25+5}-12
30-12
18
m)
65-{30-[20-(10-1+6)+1]}
65-{30-[20-15+1]}
65-{30-6}
65-24
41
n)
45+{15-[(10-8)+(7-4)-3]-4}
45+{15-[2+3-3]-4}
45+{15-2-4}
45+9
54
o)
40+{50-[35-(25+5)-1]}+7
40+{50-[35-30-1]}+7
40+{50-4}+7
40+46+7
93
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