Adding two-digit numbers 10 to 90 (Horizontal Questions - Full Page)

This basic Addition worksheet is designed to help kids practice adding two-digit numbers (10 through 90) with addition questions that change each time you visit. This math worksheet is printable and displays a full page math sheet with Horizontal Addition questions.

With this math sheet generator, you can easily create Addition worksheets that are never the same and always different, providing you with an unlimited supply of math sheets to use in the classroom or at home.

Each math sheet also has an optional answer key checkbox that you can select, if you wish to print an answer key to go along with your math worksheet. And there are six different question styles to choose from, as listed below.

Possible Questions:

The possible addition questions on this math worksheet are:

  • 10+10, 11+10, 12+10, 13+10, 14+10, 15+10 ... 90+10
  • 10+11, 11+11, 12+11, 13+11, 14+11, 15+11 ... 90+11
  • 10+12, 11+12, 12+12, 13+12, 14+12, 15+12 ... 90+12
  • ...
  • 10+90, 11+90, 12+90, 13+90, 14+90, 15+90 ... 90+90
ANSWER KEY
14 + 79 =
 93
34 + 68 =
 102
60 + 30 =
 90
67 + 62 =
 129
61 + 53 =
 114
28 + 20 =
 48
49 + 88 =
 137
40 + 56 =
 96
25 + 36 =
 61
12 + 82 =
 94
58 + 33 =
 91
62 + 39 =
 101
30 + 34 =
 64
31 + 36 =
 67
64 + 48 =
 112
13 + 81 =
 94
67 + 21 =
 88
45 + 15 =
 60
54 + 77 =
 131
19 + 69 =
 88
50 + 84 =
 134
89 + 38 =
 127
35 + 81 =
 116
25 + 68 =
 93
52 + 53 =
 105
35 + 38 =
 73
78 + 35 =
 113
16 + 48 =
 64
56 + 89 =
 145
19 + 18 =
 37
48 + 39 =
 87
30 + 36 =
 66
85 + 85 =
 170
37 + 62 =
 99
29 + 70 =
 99
20 + 17 =
 37
16 + 45 =
 61
49 + 56 =
 105
89 + 15 =
 104
13 + 32 =
 45
28 + 24 =
 52
32 + 23 =
 55
82 + 16 =
 98
43 + 34 =
 77
52 + 66 =
 118
76 + 73 =
 149
27 + 52 =
 79
79 + 41 =
 120
77 + 30 =
 107
83 + 72 =
 155
46 + 17 =
 63
66 + 48 =
 114
74 + 59 =
 133
21 + 90 =
 111
82 + 85 =
 167
64 + 13 =
 77
77 + 58 =
 135
16 + 30 =
 46
29 + 28 =
 57
31 + 86 =
 117
10 + 58 =
 68
89 + 27 =
 116
70 + 18 =
 88
51 + 19 =
 70
28 + 68 =
 96
63 + 86 =
 149
62 + 31 =
 93
20 + 69 =
 89
84 + 87 =
 171
75 + 74 =
 149
45 + 39 =
 84
82 + 78 =
 160
60 + 41 =
 101
71 + 71 =
 142
73 + 43 =
 116
40 + 87 =
 127
52 + 26 =
 78
37 + 68 =
 105
69 + 26 =
 95
75 + 27 =
 102

 Check this box to display the answer key

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