Dividing till 100

Calculate:

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

50	/	5	=
92	/	23	=
12	/	4	=
45	/	5	=
56	/	28	=
52	/	26	=
90	/	10	=
80	/	10	=
99	/	11	=
96	/	16	=