Workbook Detail
Addition Addition Three Digit — Set 70
116 + 680 = ___
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Answer: 796
- Operand1
- 116
- Operand2
- 680
- Operator
- +
413 + 145 = ___
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Answer: 558
- Operand1
- 413
- Operand2
- 145
- Operator
- +
444 + 532 = ___
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Answer: 976
- Operand1
- 444
- Operand2
- 532
- Operator
- +
186 + 513 = ___
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Answer: 699
- Operand1
- 186
- Operand2
- 513
- Operator
- +
413 + 231 = ___
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Answer: 644
- Operand1
- 413
- Operand2
- 231
- Operator
- +
606 + 320 = ___
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Answer: 926
- Operand1
- 606
- Operand2
- 320
- Operator
- +
425 + 514 = ___
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Answer: 939
- Operand1
- 425
- Operand2
- 514
- Operator
- +
100 + 836 = ___
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Answer: 936
- Operand1
- 100
- Operand2
- 836
- Operator
- +
603 + 245 = ___
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Answer: 848
- Operand1
- 603
- Operand2
- 245
- Operator
- +
164 + 302 = ___
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Answer: 466
- Operand1
- 164
- Operand2
- 302
- Operator
- +
341 + 500 = ___
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Answer: 841
- Operand1
- 341
- Operand2
- 500
- Operator
- +
711 + 265 = ___
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Answer: 976
- Operand1
- 711
- Operand2
- 265
- Operator
- +
242 + 411 = ___
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Answer: 653
- Operand1
- 242
- Operand2
- 411
- Operator
- +
301 + 662 = ___
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Answer: 963
- Operand1
- 301
- Operand2
- 662
- Operator
- +
535 + 244 = ___
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Answer: 779
- Operand1
- 535
- Operand2
- 244
- Operator
- +
274 + 324 = ___
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Answer: 598
- Operand1
- 274
- Operand2
- 324
- Operator
- +
271 + 624 = ___
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Answer: 895
- Operand1
- 271
- Operand2
- 624
- Operator
- +
502 + 164 = ___
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Answer: 666
- Operand1
- 502
- Operand2
- 164
- Operator
- +
258 + 301 = ___
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Answer: 559
- Operand1
- 258
- Operand2
- 301
- Operator
- +
200 + 567 = ___
Show answer
Answer: 767
- Operand1
- 200
- Operand2
- 567
- 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.