Two-digit Addition/Subtraction

Random Science Quiz

Can you name the sums and differences?

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QA
27 + 42
71 - 20
36 + 29
85 - 14
39 - 15
92 - 29
46 - 27
29 + 52
17 + 77
66 + 15
69 + 30
37 + 44
92 + 4
99 - 42
75 + 15
39 + 57
38 - 24
75 - 56
81 - 2
48 + 12
23 + 53
46 - 28
16 - 8
8 + 9
42 + 35
82 - 36
27 + 28
19 + 69
51 - 3
61 - 46
QA
52 - 47
5 + 48
84 - 66
20 + 44
29 + 22
90 - 22
91 - 27
87 - 78
23 + 19
48 + 48
2 - 2
45 - 35
59 - 19
55 - 13
49 + 36
18 + 81
83 - 62
93 - 37
13 + 36
0 + 69
14 + 44
94 - 39
51 + 47
83 + 12
21 + 31
76 + 16
76 - 54
40 - 23
95 - 58
32 - 25

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