Mixed addition and subtraction  free sample

  1 2 3 4 5 6 digits by  1 2 3 4 5 6 digits

Number of questions: questions per row: 1 2 3 4 5 6 Generate !

  Mixed multiplication and division free sample

1 2 3 4 5 6 digits  by    1 2 3 4 5 6 digits

Number of questions: questions per row: 1 2 3 4 5 6 Generate !