Workbook Detail
Addition Addition Three Digit — Set 98
160 + 132 = ___
Show answer
Answer: 292
- Operand1
- 160
- Operand2
- 132
- Operator
- +
331 + 526 = ___
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Answer: 857
- Operand1
- 331
- Operand2
- 526
- Operator
- +
113 + 355 = ___
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Answer: 468
- Operand1
- 113
- Operand2
- 355
- Operator
- +
711 + 175 = ___
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Answer: 886
- Operand1
- 711
- Operand2
- 175
- Operator
- +
103 + 370 = ___
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Answer: 473
- Operand1
- 103
- Operand2
- 370
- Operator
- +
320 + 245 = ___
Show answer
Answer: 565
- Operand1
- 320
- Operand2
- 245
- Operator
- +
403 + 513 = ___
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Answer: 916
- Operand1
- 403
- Operand2
- 513
- Operator
- +
201 + 455 = ___
Show answer
Answer: 656
- Operand1
- 201
- Operand2
- 455
- Operator
- +
612 + 372 = ___
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Answer: 984
- Operand1
- 612
- Operand2
- 372
- Operator
- +
224 + 410 = ___
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Answer: 634
- Operand1
- 224
- Operand2
- 410
- Operator
- +
214 + 704 = ___
Show answer
Answer: 918
- Operand1
- 214
- Operand2
- 704
- Operator
- +
302 + 474 = ___
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Answer: 776
- Operand1
- 302
- Operand2
- 474
- Operator
- +
205 + 123 = ___
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Answer: 328
- Operand1
- 205
- Operand2
- 123
- Operator
- +
411 + 345 = ___
Show answer
Answer: 756
- Operand1
- 411
- Operand2
- 345
- Operator
- +
231 + 137 = ___
Show answer
Answer: 368
- Operand1
- 231
- Operand2
- 137
- Operator
- +
117 + 341 = ___
Show answer
Answer: 458
- Operand1
- 117
- Operand2
- 341
- Operator
- +
124 + 345 = ___
Show answer
Answer: 469
- Operand1
- 124
- Operand2
- 345
- Operator
- +
152 + 800 = ___
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Answer: 952
- Operand1
- 152
- Operand2
- 800
- Operator
- +
634 + 163 = ___
Show answer
Answer: 797
- Operand1
- 634
- Operand2
- 163
- Operator
- +
307 + 352 = ___
Show answer
Answer: 659
- Operand1
- 307
- Operand2
- 352
- 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.