Multiplication till 100

Calculate:

The number of examples:
Numerical difficulty:
Range of values:
Multiplicity:

10	×	9	=
7	×	13	=
5	×	7	=
6	×	7	=
2	×	4	=
9	×	11	=
6	×	10	=
10	×	6	=
11	×	8	=
6	×	8	=