Show:
Questions
Responses
Print
one
ten
100
1+1=
2
100
10+20
30
200
4+5=
9
200
80-40
40
300
8+1=
9
300
40+40
80
400
6-7=
-1
400
30-40
-10
500
3-5=
-2
500
40-80
-40