Workbook Detail
Addition Addition Three Digit — Set 44
800 + 161 = ___
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Answer: 961
- Operand1
- 800
- Operand2
- 161
- Operator
- +
102 + 796 = ___
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Answer: 898
- Operand1
- 102
- Operand2
- 796
- Operator
- +
103 + 190 = ___
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Answer: 293
- Operand1
- 103
- Operand2
- 190
- Operator
- +
550 + 407 = ___
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Answer: 957
- Operand1
- 550
- Operand2
- 407
- Operator
- +
403 + 532 = ___
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Answer: 935
- Operand1
- 403
- Operand2
- 532
- Operator
- +
443 + 500 = ___
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Answer: 943
- Operand1
- 443
- Operand2
- 500
- Operator
- +
109 + 490 = ___
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Answer: 599
- Operand1
- 109
- Operand2
- 490
- Operator
- +
606 + 131 = ___
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Answer: 737
- Operand1
- 606
- Operand2
- 131
- Operator
- +
253 + 713 = ___
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Answer: 966
- Operand1
- 253
- Operand2
- 713
- Operator
- +
231 + 735 = ___
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Answer: 966
- Operand1
- 231
- Operand2
- 735
- Operator
- +
255 + 624 = ___
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Answer: 879
- Operand1
- 255
- Operand2
- 624
- Operator
- +
240 + 108 = ___
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Answer: 348
- Operand1
- 240
- Operand2
- 108
- Operator
- +
410 + 424 = ___
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Answer: 834
- Operand1
- 410
- Operand2
- 424
- Operator
- +
441 + 345 = ___
Show answer
Answer: 786
- Operand1
- 441
- Operand2
- 345
- Operator
- +
244 + 122 = ___
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Answer: 366
- Operand1
- 244
- Operand2
- 122
- Operator
- +
171 + 125 = ___
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Answer: 296
- Operand1
- 171
- Operand2
- 125
- Operator
- +
148 + 440 = ___
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Answer: 588
- Operand1
- 148
- Operand2
- 440
- Operator
- +
511 + 346 = ___
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Answer: 857
- Operand1
- 511
- Operand2
- 346
- Operator
- +
701 + 112 = ___
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Answer: 813
- Operand1
- 701
- Operand2
- 112
- Operator
- +
150 + 232 = ___
Show answer
Answer: 382
- Operand1
- 150
- Operand2
- 232
- 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.