Adding till 100

Calculate:

Number of examples:
Numerical difficulty:
Range of values:
Multiplicity:

24	+	70	=
33	+	35	=
16	+	25	=
30	+	22	=
50	+	50	=
52	+	42	=
6	+	12	=
2	+	2	=
22	+	24	=
30	+	42	=