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Create Your Own Fact Family Worksheets

Generate printable fact family triangles with optional blanks and answer keys for math centers, homework, or intervention practice.

Create printable fact-family triangles to reinforce the relationship between two parts and a whole.

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Big number range

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Printable Fact Family Layout

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20 triangles · 5 rows × 4 per row · total range 2-20 · answer key available separately
Name: Date:
1.
7
3
4
2.
15
3
12
3.
4
1
3
4.
3
1
2
5.
16
0
16
6.
9
2
7
7.
2
0
2
8.
3
1
2
9.
18
7
11
10.
15
5
10
11.
16
5
11
12.
9
4
5
13.
9
0
9
14.
19
6
13
15.
6
2
4
16.
18
7
11
17.
15
6
9
18.
16
2
14
19.
9
0
9
20.
3
1
2