Odd or even?   free sample

With numbers no greater than  10 20 50 100 250 500 1,000 10,000 100,000    

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

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Divisibility for a single divisor   free sample

Divisibility by  2 3 4 5 6 8 9 10 20 50 100    with   numerators  no greater than  20 50 100 250 500 1,000 10,000 100,000    

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

 Generate !

Divisibility for mixed divisors   free sample

Divisibility by divisors no greater than    3 4 5 6 8 9 10    

with  numerators no more than  20 50 100 250 500 1,000 10,000 100,000                     

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

 Generate !