Workbook Detail
Addition Addition Three Digit — Set 59
416 + 222 = ___
Show answer
Answer: 638
- Operand1
- 416
- Operand2
- 222
- Operator
- +
511 + 457 = ___
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Answer: 968
- Operand1
- 511
- Operand2
- 457
- Operator
- +
620 + 252 = ___
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Answer: 872
- Operand1
- 620
- Operand2
- 252
- Operator
- +
234 + 103 = ___
Show answer
Answer: 337
- Operand1
- 234
- Operand2
- 103
- Operator
- +
160 + 418 = ___
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Answer: 578
- Operand1
- 160
- Operand2
- 418
- Operator
- +
800 + 165 = ___
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Answer: 965
- Operand1
- 800
- Operand2
- 165
- Operator
- +
127 + 520 = ___
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Answer: 647
- Operand1
- 127
- Operand2
- 520
- Operator
- +
817 + 170 = ___
Show answer
Answer: 987
- Operand1
- 817
- Operand2
- 170
- Operator
- +
162 + 406 = ___
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Answer: 568
- Operand1
- 162
- Operand2
- 406
- Operator
- +
301 + 318 = ___
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Answer: 619
- Operand1
- 301
- Operand2
- 318
- Operator
- +
420 + 527 = ___
Show answer
Answer: 947
- Operand1
- 420
- Operand2
- 527
- Operator
- +
115 + 133 = ___
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Answer: 248
- Operand1
- 115
- Operand2
- 133
- Operator
- +
212 + 332 = ___
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Answer: 544
- Operand1
- 212
- Operand2
- 332
- Operator
- +
307 + 452 = ___
Show answer
Answer: 759
- Operand1
- 307
- Operand2
- 452
- Operator
- +
305 + 614 = ___
Show answer
Answer: 919
- Operand1
- 305
- Operand2
- 614
- Operator
- +
340 + 336 = ___
Show answer
Answer: 676
- Operand1
- 340
- Operand2
- 336
- Operator
- +
254 + 333 = ___
Show answer
Answer: 587
- Operand1
- 254
- Operand2
- 333
- Operator
- +
141 + 500 = ___
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Answer: 641
- Operand1
- 141
- Operand2
- 500
- Operator
- +
515 + 161 = ___
Show answer
Answer: 676
- Operand1
- 515
- Operand2
- 161
- Operator
- +
840 + 149 = ___
Show answer
Answer: 989
- Operand1
- 840
- Operand2
- 149
- 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.