Dividing till 100

Calculate:

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

90	/	15	=
35	/	7	=
76	/	19	=
100	/	20	=
91	/	13	=
70	/	10	=
68	/	17	=
44	/	11	=
80	/	8	=
45	/	5	=