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Resolver as expressões:
a)8+{6:3+[4.2-2.3]+10:2}
b){10:2+[6.3-(4:2-1)+7]-4}
c)6.[4:2+6-(5.2-15:3)+6]
d)8:4+6.3-8.2-30:6-4.2
e)6.3+2.6-10:2-20:2+7
f)20:2+6.3-4.8+7.2-4.6
g)8.6+64:8-72:8-45:3
Muitissima obrigada pela sua ajuda :⊃
Resolver as expressões:
a)8+{6:3+[4.2-2.3]+10:2}
b){10:2+[6.3-(4:2-1)+7]-4}
c)6.[4:2+6-(5.2-15:3)+6]
d)8:4+6.3-8.2-30:6-4.2
e)6.3+2.6-10:2-20:2+7
f)20:2+6.3-4.8+7.2-4.6
g)8.6+64:8-72:8-45:3
Muitissima obrigada pela sua ajuda :⊃
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Explicação passo-a-passo:
Resolver as expressões:
a)8+{6:3+[4.2-2.3]+10:2}=
8+{6:3+[8-6]+10:2}=
8+{2+[2]+5}=
8+{4+5}=
8+{9}=
17
b){10:2+[6.3-(4:2-1)+7]-4}=
{10:2+[6.3-(2-1)+7]-4}=
{10:2+[18-(1)+7]-4}=
{10:2+[17+7]-4}=
{10:2+24-4}=
{5+20}=
25
c)6.[4:2+6-(5.2-15:3)+6]=
6.[4:2+6-(10-5)+6]=
6.[2+6-(5)+6]=
6.[8-11]=
6.[-3]=
-18
d)8:4+6.3-8.2-30:6-4.2=
2+18-16-5-8=
20-11-8=
9-8=
1
e)6.3+2.6-10:2-20:2+7=
18+12-5-10+7=
30-5-3=
25-3=
22
f)20:2+6.3-4.8+7.2-4.6=
10+18-32+14-24=
28-46-24=
-18-24=
-42
g)8.6+64:8-72:8-45:3=
48+8-9-15=
56-(-6)=
62
Espero ter ajudado ♥️.