Workbook Detail
Number Bonds Addition Within 20 Fill One — Set 4
Exercise 1
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Answer: 2
- Operation
- addition
- Target
- 12
- Mode
- fill_one
- Parts
- 2
- 10
- Given
- Position: rightValue: 10
- Blank
- Position: left
Exercise 2
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Answer: 8
- Operation
- addition
- Target
- 11
- Mode
- fill_one
- Parts
- 3
- 8
- Given
- Position: leftValue: 3
- Blank
- Position: right
Exercise 3
Show answer
Answer: 2
- Operation
- addition
- Target
- 19
- Mode
- fill_one
- Parts
- 2
- 17
- Given
- Position: rightValue: 17
- Blank
- Position: left
Exercise 4
Show answer
Answer: 1
- Operation
- addition
- Target
- 3
- Mode
- fill_one
- Parts
- 1
- 2
- Given
- Position: rightValue: 2
- Blank
- Position: left
Exercise 5
Show answer
Answer: 3
- Operation
- addition
- Target
- 9
- Mode
- fill_one
- Parts
- 3
- 6
- Given
- Position: rightValue: 6
- Blank
- Position: left
Exercise 6
Show answer
Answer: 4
- Operation
- addition
- Target
- 6
- Mode
- fill_one
- Parts
- 2
- 4
- Given
- Position: leftValue: 2
- Blank
- Position: right
Exercise 7
Show answer
Answer: 8
- Operation
- addition
- Target
- 13
- Mode
- fill_one
- Parts
- 5
- 8
- Given
- Position: leftValue: 5
- Blank
- Position: right
Exercise 8
Show answer
Answer: 12
- Operation
- addition
- Target
- 16
- Mode
- fill_one
- Parts
- 4
- 12
- Given
- Position: leftValue: 4
- Blank
- Position: right
Teaching Notes
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Frequently Asked Questions
How do I use this Number Bonds Addition Within 20 Fill One 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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