nine - six = ?
3
five - three = ?
2
five - four - one =?
0
four - two = ?
2
two + zero = ?
2
one + four + three =?
8
two + five + zero = ?
7
zero + two + eight = ?
10
three + one + one = ?
5
four + six = ?
10
seven + two + one = ?
10
one + six + three = ?
10
two + three + two + one = ?
8
six + one + two = ?
9
one + two + five + one = ?
9
two + four + one + one - two = ?
6
