Adding two-digit numbers 10 to 99 (Horizontal Questions - Full Page)

This basic Addition worksheet is designed to help kids practice adding two-digit numbers (10 through 99) 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 ... 99+10
  • 10+11, 11+11, 12+11, 13+11, 14+11, 15+11 ... 99+11
  • 10+12, 11+12, 12+12, 13+12, 14+12, 15+12 ... 99+12
  • ...
  • 10+99, 11+99, 12+99, 13+99, 14+99, 15+99 ... 99+99
ANSWER KEY
58 + 61 =
 119
75 + 98 =
 173
69 + 22 =
 91
10 + 21 =
 31
43 + 15 =
 58
22 + 83 =
 105
17 + 47 =
 64
18 + 65 =
 83
36 + 29 =
 65
72 + 54 =
 126
89 + 73 =
 162
26 + 68 =
 94
61 + 45 =
 106
14 + 76 =
 90
82 + 93 =
 175
65 + 49 =
 114
93 + 71 =
 164
67 + 64 =
 131
41 + 71 =
 112
99 + 77 =
 176
38 + 35 =
 73
31 + 88 =
 119
69 + 38 =
 107
63 + 62 =
 125
13 + 92 =
 105
95 + 71 =
 166
41 + 49 =
 90
83 + 85 =
 168
26 + 35 =
 61
36 + 18 =
 54
33 + 24 =
 57
96 + 50 =
 146
56 + 59 =
 115
54 + 76 =
 130
46 + 87 =
 133
82 + 38 =
 120
15 + 39 =
 54
13 + 57 =
 70
86 + 35 =
 121
43 + 27 =
 70
12 + 14 =
 26
90 + 43 =
 133
78 + 89 =
 167
81 + 78 =
 159
90 + 20 =
 110
47 + 50 =
 97
96 + 19 =
 115
18 + 38 =
 56
80 + 49 =
 129
73 + 92 =
 165
61 + 45 =
 106
59 + 47 =
 106
62 + 22 =
 84
76 + 95 =
 171
42 + 96 =
 138
23 + 43 =
 66
55 + 17 =
 72
24 + 35 =
 59
31 + 49 =
 80
13 + 22 =
 35
24 + 54 =
 78
69 + 96 =
 165
22 + 91 =
 113
33 + 58 =
 91
38 + 78 =
 116
59 + 14 =
 73
21 + 36 =
 57
89 + 33 =
 122
72 + 15 =
 87
80 + 35 =
 115
79 + 48 =
 127
42 + 30 =
 72
96 + 44 =
 140
98 + 56 =
 154
35 + 10 =
 45
34 + 33 =
 67
42 + 20 =
 62
96 + 42 =
 138
84 + 68 =
 152
43 + 99 =
 142

 Check this box to display the answer key

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