question
stringclasses
1 value
answer
stringclasses
1 value
difficulty
float64
1
1
2+2=
4
1
2+2=
4
1
2+2=
4
1
2+2=
4
1
2+2=
4
1
2+2=
4
1
2+2=
4
1
2+2=
4
1
2+2=
4
1
2+2=
4
1
2+2=
4
1
2+2=
4
1
2+2=
4
1
2+2=
4
1
2+2=
4
1
2+2=
4
1
2+2=
4
1
2+2=
4
1
2+2=
4
1
2+2=
4
1
2+2=
4
1
2+2=
4
1
2+2=
4
1
2+2=
4
1
2+2=
4
1