Workbook Detail
Addition Addition Three Digit — Set 83
203 + 731 = ___
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Answer: 934
- Operand1
- 203
- Operand2
- 731
- Operator
- +
272 + 102 = ___
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Answer: 374
- Operand1
- 272
- Operand2
- 102
- Operator
- +
351 + 405 = ___
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Answer: 756
- Operand1
- 351
- Operand2
- 405
- Operator
- +
414 + 521 = ___
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Answer: 935
- Operand1
- 414
- Operand2
- 521
- Operator
- +
201 + 271 = ___
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Answer: 472
- Operand1
- 201
- Operand2
- 271
- Operator
- +
406 + 501 = ___
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Answer: 907
- Operand1
- 406
- Operand2
- 501
- Operator
- +
703 + 156 = ___
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Answer: 859
- Operand1
- 703
- Operand2
- 156
- Operator
- +
424 + 535 = ___
Show answer
Answer: 959
- Operand1
- 424
- Operand2
- 535
- Operator
- +
244 + 641 = ___
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Answer: 885
- Operand1
- 244
- Operand2
- 641
- Operator
- +
562 + 414 = ___
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Answer: 976
- Operand1
- 562
- Operand2
- 414
- Operator
- +
145 + 542 = ___
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Answer: 687
- Operand1
- 145
- Operand2
- 542
- Operator
- +
421 + 210 = ___
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Answer: 631
- Operand1
- 421
- Operand2
- 210
- Operator
- +
424 + 470 = ___
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Answer: 894
- Operand1
- 424
- Operand2
- 470
- Operator
- +
513 + 434 = ___
Show answer
Answer: 947
- Operand1
- 513
- Operand2
- 434
- Operator
- +
243 + 532 = ___
Show answer
Answer: 775
- Operand1
- 243
- Operand2
- 532
- Operator
- +
562 + 127 = ___
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Answer: 689
- Operand1
- 562
- Operand2
- 127
- Operator
- +
232 + 423 = ___
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Answer: 655
- Operand1
- 232
- Operand2
- 423
- Operator
- +
632 + 320 = ___
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Answer: 952
- Operand1
- 632
- Operand2
- 320
- Operator
- +
138 + 600 = ___
Show answer
Answer: 738
- Operand1
- 138
- Operand2
- 600
- 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.