Adding Doubles 10 to 80 (Horizontal Questions - Half Page x 2)

This basic Adding Doubles worksheet is designed to help kids practice adding doubles, for numbers 10 through 80 with addition questions that change each time you visit. This math worksheet is printable and displays two half page math sheets 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, ... 80+80
ANSWER KEY
14 + 14 =
 28
77 + 77 =
 154
19 + 19 =
 38
38 + 38 =
 76
57 + 57 =
 114
34 + 34 =
 68
27 + 27 =
 54
67 + 67 =
 134
14 + 14 =
 28
26 + 26 =
 52
45 + 45 =
 90
60 + 60 =
 120
60 + 60 =
 120
46 + 46 =
 92
78 + 78 =
 156
52 + 52 =
 104
67 + 67 =
 134
22 + 22 =
 44
51 + 51 =
 102
75 + 75 =
 150
26 + 26 =
 52
32 + 32 =
 64
18 + 18 =
 36
23 + 23 =
 46
33 + 33 =
 66
42 + 42 =
 84
54 + 54 =
 108
38 + 38 =
 76
46 + 46 =
 92
44 + 44 =
 88
61 + 61 =
 122
43 + 43 =
 86
25 + 25 =
 50
53 + 53 =
 106
32 + 32 =
 64
12 + 12 =
 24
27 + 27 =
 54
10 + 10 =
 20
59 + 59 =
 118
62 + 62 =
 124
51 + 51 =
 102
65 + 65 =
 130
11 + 11 =
 22
58 + 58 =
 116
15 + 15 =
 30
57 + 57 =
 114
29 + 29 =
 58
41 + 41 =
 82
62 + 62 =
 124
64 + 64 =
 128
11 + 11 =
 22
27 + 27 =
 54
37 + 37 =
 74
21 + 21 =
 42
19 + 19 =
 38
47 + 47 =
 94

 Check this box to display the answer key

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