Workbook Detail
Addition Addition Three Digit — Set 47
625 + 273 = ___
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Answer: 898
- Operand1
- 625
- Operand2
- 273
- Operator
- +
248 + 410 = ___
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Answer: 658
- Operand1
- 248
- Operand2
- 410
- Operator
- +
221 + 253 = ___
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Answer: 474
- Operand1
- 221
- Operand2
- 253
- Operator
- +
266 + 430 = ___
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Answer: 696
- Operand1
- 266
- Operand2
- 430
- Operator
- +
172 + 123 = ___
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Answer: 295
- Operand1
- 172
- Operand2
- 123
- Operator
- +
533 + 410 = ___
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Answer: 943
- Operand1
- 533
- Operand2
- 410
- Operator
- +
135 + 513 = ___
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Answer: 648
- Operand1
- 135
- Operand2
- 513
- Operator
- +
803 + 112 = ___
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Answer: 915
- Operand1
- 803
- Operand2
- 112
- Operator
- +
210 + 770 = ___
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Answer: 980
- Operand1
- 210
- Operand2
- 770
- Operator
- +
140 + 512 = ___
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Answer: 652
- Operand1
- 140
- Operand2
- 512
- Operator
- +
212 + 287 = ___
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Answer: 499
- Operand1
- 212
- Operand2
- 287
- Operator
- +
214 + 272 = ___
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Answer: 486
- Operand1
- 214
- Operand2
- 272
- Operator
- +
502 + 216 = ___
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Answer: 718
- Operand1
- 502
- Operand2
- 216
- Operator
- +
303 + 154 = ___
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Answer: 457
- Operand1
- 303
- Operand2
- 154
- Operator
- +
433 + 335 = ___
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Answer: 768
- Operand1
- 433
- Operand2
- 335
- Operator
- +
416 + 323 = ___
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Answer: 739
- Operand1
- 416
- Operand2
- 323
- Operator
- +
231 + 133 = ___
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Answer: 364
- Operand1
- 231
- Operand2
- 133
- Operator
- +
303 + 346 = ___
Show answer
Answer: 649
- Operand1
- 303
- Operand2
- 346
- 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.