Adding Doubles 10 to 80 (Horizontal Questions - Full Page)

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 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, ... 80+80
ANSWER KEY
61 + 61 =
 122
77 + 77 =
 154
53 + 53 =
 106
38 + 38 =
 76
19 + 19 =
 38
71 + 71 =
 142
39 + 39 =
 78
51 + 51 =
 102
45 + 45 =
 90
50 + 50 =
 100
79 + 79 =
 158
47 + 47 =
 94
48 + 48 =
 96
56 + 56 =
 112
36 + 36 =
 72
13 + 13 =
 26
70 + 70 =
 140
15 + 15 =
 30
55 + 55 =
 110
75 + 75 =
 150
52 + 52 =
 104
39 + 39 =
 78
50 + 50 =
 100
32 + 32 =
 64
16 + 16 =
 32
27 + 27 =
 54
52 + 52 =
 104
50 + 50 =
 100
37 + 37 =
 74
48 + 48 =
 96
22 + 22 =
 44
66 + 66 =
 132
17 + 17 =
 34
47 + 47 =
 94
25 + 25 =
 50
54 + 54 =
 108
24 + 24 =
 48
62 + 62 =
 124
32 + 32 =
 64
71 + 71 =
 142
75 + 75 =
 150
39 + 39 =
 78
41 + 41 =
 82
48 + 48 =
 96
29 + 29 =
 58
63 + 63 =
 126
15 + 15 =
 30
23 + 23 =
 46
80 + 80 =
 160
64 + 64 =
 128
42 + 42 =
 84
75 + 75 =
 150
42 + 42 =
 84
31 + 31 =
 62
49 + 49 =
 98
76 + 76 =
 152
74 + 74 =
 148
60 + 60 =
 120
70 + 70 =
 140
75 + 75 =
 150
15 + 15 =
 30
14 + 14 =
 28
38 + 38 =
 76
47 + 47 =
 94
17 + 17 =
 34
24 + 24 =
 48
31 + 31 =
 62
55 + 55 =
 110
78 + 78 =
 156
77 + 77 =
 154
33 + 33 =
 66
23 + 23 =
 46
58 + 58 =
 116
33 + 33 =
 66
59 + 59 =
 118
39 + 39 =
 78
67 + 67 =
 134
10 + 10 =
 20
61 + 61 =
 122
60 + 60 =
 120

 Check this box to display the answer key

Print
Refresh