Adding Doubles 10 to 90 (Horizontal Questions - Half 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 half 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
52 + 52 =
 104
16 + 16 =
 32
30 + 30 =
 60
78 + 78 =
 156
56 + 56 =
 112
22 + 22 =
 44
13 + 13 =
 26
11 + 11 =
 22
89 + 89 =
 178
21 + 21 =
 42
27 + 27 =
 54
10 + 10 =
 20
15 + 15 =
 30
33 + 33 =
 66
63 + 63 =
 126
31 + 31 =
 62
27 + 27 =
 54
58 + 58 =
 116
83 + 83 =
 166
61 + 61 =
 122
32 + 32 =
 64
12 + 12 =
 24
74 + 74 =
 148
90 + 90 =
 180
71 + 71 =
 142
81 + 81 =
 162
27 + 27 =
 54
16 + 16 =
 32

 Check this box to display the answer key

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