Square power excercises till 400

Calculate:

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

62	+	92	=
102	+	82	=
82	+	52	=
22	+	22	=
72	+	62	=
72	+	92	=
42	+	42	=
72	+	32	=
122	+	72	=
22	+	42	=