1
Quanto é 3+5=?
9
8
2021
-8
2
23+45=?
65
68
75
78
3
724-612=?
123
140
122
121
131
120
132
141
4
908-95=?
912
815
809
808
810
812
813
5
261-(45+68)=?
52
162
150
152
6
1*1*1=?
3
0
1
4
7
x+3+4=3+x+2x-4+7x-1x, qual o valor de x
x=8
x=1
x=-1
x=0
x=16
x=-8
8
Complete a sequencia: 2,3,5,8,12,17,23,?
28
33
47
30
9
2*2*2*2*2*4=?
120
124
122
128
10
364+264+44-72/4-72-427+1028+708-406=?
1125
1365
1592
1340
