Workbook Detail
Addition Addition Three Digit — Set 36
111 + 286 = ___
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Answer: 397
- Operand1
- 111
- Operand2
- 286
- Operator
- +
113 + 740 = ___
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Answer: 853
- Operand1
- 113
- Operand2
- 740
- Operator
- +
230 + 714 = ___
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Answer: 944
- Operand1
- 230
- Operand2
- 714
- Operator
- +
190 + 109 = ___
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Answer: 299
- Operand1
- 190
- Operand2
- 109
- Operator
- +
460 + 309 = ___
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Answer: 769
- Operand1
- 460
- Operand2
- 309
- Operator
- +
214 + 400 = ___
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Answer: 614
- Operand1
- 214
- Operand2
- 400
- Operator
- +
520 + 230 = ___
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Answer: 750
- Operand1
- 520
- Operand2
- 230
- Operator
- +
805 + 112 = ___
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Answer: 917
- Operand1
- 805
- Operand2
- 112
- Operator
- +
141 + 518 = ___
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Answer: 659
- Operand1
- 141
- Operand2
- 518
- Operator
- +
248 + 400 = ___
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Answer: 648
- Operand1
- 248
- Operand2
- 400
- Operator
- +
100 + 163 = ___
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Answer: 263
- Operand1
- 100
- Operand2
- 163
- Operator
- +
100 + 772 = ___
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Answer: 872
- Operand1
- 100
- Operand2
- 772
- Operator
- +
166 + 423 = ___
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Answer: 589
- Operand1
- 166
- Operand2
- 423
- Operator
- +
117 + 630 = ___
Show answer
Answer: 747
- Operand1
- 117
- Operand2
- 630
- Operator
- +
215 + 433 = ___
Show answer
Answer: 648
- Operand1
- 215
- Operand2
- 433
- Operator
- +
254 + 634 = ___
Show answer
Answer: 888
- Operand1
- 254
- Operand2
- 634
- Operator
- +
404 + 451 = ___
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Answer: 855
- Operand1
- 404
- Operand2
- 451
- Operator
- +
304 + 532 = ___
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Answer: 836
- Operand1
- 304
- Operand2
- 532
- Operator
- +
104 + 561 = ___
Show answer
Answer: 665
- Operand1
- 104
- Operand2
- 561
- Operator
- +
201 + 733 = ___
Show answer
Answer: 934
- Operand1
- 201
- Operand2
- 733
- 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.