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