Me ajudem a resolver as expressões por favor!!!
Expressão:
100-9.9=
(7+4).6=
90:18-18:6-6:3=
(9+1).2-10=
(32:4+5).3=
(4+6.6)-5.8=
52-(25+78:13)=
25-(15+6:3).5-10=
4.(32:8+6)+100-(3.20+30)=
132:(7-1).(18-7)=
7.6+8):(38-7.4)=
(27:3+1).(5.5-20)=
(18+3.9):(4.7-13)=
(21:3+10)+(4+7.2)=
6.[(3.8)+(7.8+4)]=
Soluções para a tarefa
Resposta:
a) 100 - 9.9=
100 - 81
=19
b)(7+4).6=
(11).6
11.6
=66
c)90:18-18:6-6:3=
5-3-2
2-2
=0
d)(9+1).2-10=
(10).2-10
10.2-10
20-10
=10
e)(32:4+5).3=
(8+5).3
(13).3
13.3
=39
f)(4+6.6)-5.8=
(4+36)-40
(40)- 40
40-40
=0
g)52-(25+78÷13)=
52-(25+6)
52-(31)
52-31
=21
h)25-(15+6:3).5-10=
25-(15+2).5-10
25-(17).5-10
25-17.5-10
25-85-10
60-10
=50
i)4.(32:8+6)+100-(3.20+30)=
4.(4+6)+100-(60+30)
4.(10)+100-(90)
4.10+100-90
40+100-90
140-90
=50
j)132:(7-1).(18-7)=
132:(6).(11)
132:6.11
22.11
=242
k)7.6+8:(38-7.4)=
42+8:(38-28)
50:(10)
50:10
=5
l)(27:3+1).(5.5-20)=
(9+1).(25-20)
(10).(5)
10.5
=50
m)(18+3.9):(4.7-13)=
(18+27): (28-13)
(45):(15)
45:15
=3
n)(21:3+10)+(4+7.2)=
(7+10)+(4+14)
(17)+(18)
17+18
=35
o)6.[(3.8)+(7.8+4)]=
6.[(24)+(56+4)]
6.[24+(60)]
6.[24+60]
6.[84]
6.84
=504
ESPERO TER AJUDADO =D