Workbook Detail
Fact Family Mixed Within 20 Fill Blanks — Set 78
Write the fact family for 9, 10, 19:
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Answer: 9 + 10 = 19; 10 + 9 = 19; 19 - 9 = 10; 19 - 10 = 9
- SubType
- fact-family
- Facts
- 9 + 10 = 19
- 10 + 9 = 19
- 19 - 9 = 10
- 19 - 10 = 9
- Difficulty
- normal
Write the fact family for 16, 3, 19:
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Answer: 16 + 3 = 19; 3 + 16 = 19; 19 - 16 = 3; 19 - 3 = 16
- SubType
- fact-family
- Facts
- 16 + 3 = 19
- 3 + 16 = 19
- 19 - 16 = 3
- 19 - 3 = 16
- Difficulty
- normal
Write the fact family for 6, 13, 19:
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Answer: 6 + 13 = 19; 13 + 6 = 19; 19 - 6 = 13; 19 - 13 = 6
- SubType
- fact-family
- Facts
- 6 + 13 = 19
- 13 + 6 = 19
- 19 - 6 = 13
- 19 - 13 = 6
- Difficulty
- normal
Write the fact family for 19, 1, 20:
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Answer: 19 + 1 = 20; 1 + 19 = 20; 20 - 19 = 1; 20 - 1 = 19
- SubType
- fact-family
- Facts
- 19 + 1 = 20
- 1 + 19 = 20
- 20 - 19 = 1
- 20 - 1 = 19
- Difficulty
- normal
Write the fact family for 12, 3, 15:
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Answer: 12 + 3 = 15; 3 + 12 = 15; 15 - 12 = 3; 15 - 3 = 12
- SubType
- fact-family
- Facts
- 12 + 3 = 15
- 3 + 12 = 15
- 15 - 12 = 3
- 15 - 3 = 12
- Difficulty
- normal
Teaching Notes
Download this free fact family mixed within 20 fill blanks math worksheet. Uniquely generated with an answer key — great for homework, practice, or assessment.
Frequently Asked Questions
How do I use this Fact Family Mixed Within 20 Fill Blanks Math Worksheet worksheet?
Print the worksheet and complete the problems. Each set number generates a unique arrangement. Use the same set number for all students in a class for consistent assessment.
Is there an answer key?
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