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