Adding Doubles 10 to 90 (Horizontal Questions - Full Page)

This basic Adding Doubles worksheet is designed to help kids practice adding doubles, for 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 Adding Doubles 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+11, 12+12, 13+13, 14+14, 15+15, ... 90+90
ANSWER KEY
73 + 73 =
 146
90 + 90 =
 180
14 + 14 =
 28
64 + 64 =
 128
81 + 81 =
 162
41 + 41 =
 82
75 + 75 =
 150
22 + 22 =
 44
15 + 15 =
 30
10 + 10 =
 20
83 + 83 =
 166
44 + 44 =
 88
17 + 17 =
 34
87 + 87 =
 174
49 + 49 =
 98
81 + 81 =
 162
16 + 16 =
 32
55 + 55 =
 110
23 + 23 =
 46
17 + 17 =
 34
64 + 64 =
 128
72 + 72 =
 144
56 + 56 =
 112
71 + 71 =
 142
23 + 23 =
 46
56 + 56 =
 112
70 + 70 =
 140
32 + 32 =
 64
65 + 65 =
 130
26 + 26 =
 52
38 + 38 =
 76
77 + 77 =
 154
50 + 50 =
 100
44 + 44 =
 88
58 + 58 =
 116
65 + 65 =
 130
58 + 58 =
 116
19 + 19 =
 38
68 + 68 =
 136
27 + 27 =
 54
21 + 21 =
 42
60 + 60 =
 120
34 + 34 =
 68
78 + 78 =
 156
29 + 29 =
 58
17 + 17 =
 34
22 + 22 =
 44
35 + 35 =
 70
87 + 87 =
 174
70 + 70 =
 140
65 + 65 =
 130
57 + 57 =
 114
83 + 83 =
 166
10 + 10 =
 20
33 + 33 =
 66
64 + 64 =
 128
12 + 12 =
 24
37 + 37 =
 74
55 + 55 =
 110
74 + 74 =
 148
15 + 15 =
 30
31 + 31 =
 62
89 + 89 =
 178
51 + 51 =
 102
23 + 23 =
 46
49 + 49 =
 98
26 + 26 =
 52
60 + 60 =
 120
60 + 60 =
 120
31 + 31 =
 62
23 + 23 =
 46
76 + 76 =
 152
84 + 84 =
 168
64 + 64 =
 128
51 + 51 =
 102
20 + 20 =
 40
16 + 16 =
 32
70 + 70 =
 140
32 + 32 =
 64
42 + 42 =
 84

 Check this box to display the answer key

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