11 questions
56 + 30 =
60
76
86
96
14 + 20 =
30
34
44
54
58 + 30 =
78
88
98
86
33 + 30 =
53
63
73
60
37 + 10 =
57
47
37
67
25 + 30 =
45
55
65
50
40 + 15 =
45
55
65
75
70 + 24 =
74
84
94
80
64 = 34 + ___
20
30
40
50
93 = 60 + ____
23
33
43
53
99 = 49 + ___
40
50
60
70