Workbook Detail
Addition Addition Three Digit — Set 67
123 + 500 = ___
Show answer
Answer: 623
- Operand1
- 123
- Operand2
- 500
- Operator
- +
160 + 627 = ___
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Answer: 787
- Operand1
- 160
- Operand2
- 627
- Operator
- +
130 + 318 = ___
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Answer: 448
- Operand1
- 130
- Operand2
- 318
- Operator
- +
700 + 122 = ___
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Answer: 822
- Operand1
- 700
- Operand2
- 122
- Operator
- +
278 + 420 = ___
Show answer
Answer: 698
- Operand1
- 278
- Operand2
- 420
- Operator
- +
612 + 303 = ___
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Answer: 915
- Operand1
- 612
- Operand2
- 303
- Operator
- +
813 + 133 = ___
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Answer: 946
- Operand1
- 813
- Operand2
- 133
- Operator
- +
122 + 750 = ___
Show answer
Answer: 872
- Operand1
- 122
- Operand2
- 750
- Operator
- +
623 + 365 = ___
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Answer: 988
- Operand1
- 623
- Operand2
- 365
- Operator
- +
200 + 580 = ___
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Answer: 780
- Operand1
- 200
- Operand2
- 580
- Operator
- +
215 + 643 = ___
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Answer: 858
- Operand1
- 215
- Operand2
- 643
- Operator
- +
126 + 771 = ___
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Answer: 897
- Operand1
- 126
- Operand2
- 771
- Operator
- +
147 + 231 = ___
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Answer: 378
- Operand1
- 147
- Operand2
- 231
- Operator
- +
570 + 310 = ___
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Answer: 880
- Operand1
- 570
- Operand2
- 310
- Operator
- +
111 + 317 = ___
Show answer
Answer: 428
- Operand1
- 111
- Operand2
- 317
- Operator
- +
120 + 464 = ___
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Answer: 584
- Operand1
- 120
- Operand2
- 464
- Operator
- +
534 + 260 = ___
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Answer: 794
- Operand1
- 534
- Operand2
- 260
- Operator
- +
127 + 700 = ___
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Answer: 827
- Operand1
- 127
- Operand2
- 700
- Operator
- +
715 + 250 = ___
Show answer
Answer: 965
- Operand1
- 715
- Operand2
- 250
- Operator
- +
133 + 466 = ___
Show answer
Answer: 599
- Operand1
- 133
- Operand2
- 466
- Operator
- +
Teaching Notes
Download this free addition three digit math worksheet. Uniquely generated with an answer key — great for homework, practice, or assessment.
Features
- Printable PDF format
- Answer key included
- Multiple difficulty levels
- Classroom and home friendly
How to Use These Worksheets
- Select a three digit set.
- Print or use on-screen.
- Check answers and practice again.
Tips
- Start with easier sets and move up gradually.
- Practice in short sessions (10–15 minutes).
- Review mistakes and redo similar problems.
Frequently Asked Questions
How do I use this Addition Three Digit 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?
Yes — every worksheet includes a complete answer key. Print it separately or view it on screen.