Workbook Detail
Addition Addition Three Digit — Set 22
454 + 220 = ___
Show answer
Answer: 674
- Operand1
- 454
- Operand2
- 220
- Operator
- +
116 + 360 = ___
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Answer: 476
- Operand1
- 116
- Operand2
- 360
- Operator
- +
121 + 423 = ___
Show answer
Answer: 544
- Operand1
- 121
- Operand2
- 423
- Operator
- +
629 + 210 = ___
Show answer
Answer: 839
- Operand1
- 629
- Operand2
- 210
- Operator
- +
754 + 220 = ___
Show answer
Answer: 974
- Operand1
- 754
- Operand2
- 220
- Operator
- +
121 + 616 = ___
Show answer
Answer: 737
- Operand1
- 121
- Operand2
- 616
- Operator
- +
215 + 700 = ___
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Answer: 915
- Operand1
- 215
- Operand2
- 700
- Operator
- +
461 + 407 = ___
Show answer
Answer: 868
- Operand1
- 461
- Operand2
- 407
- Operator
- +
335 + 633 = ___
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Answer: 968
- Operand1
- 335
- Operand2
- 633
- Operator
- +
401 + 184 = ___
Show answer
Answer: 585
- Operand1
- 401
- Operand2
- 184
- Operator
- +
563 + 102 = ___
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Answer: 665
- Operand1
- 563
- Operand2
- 102
- Operator
- +
191 + 703 = ___
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Answer: 894
- Operand1
- 191
- Operand2
- 703
- Operator
- +
632 + 150 = ___
Show answer
Answer: 782
- Operand1
- 632
- Operand2
- 150
- Operator
- +
821 + 112 = ___
Show answer
Answer: 933
- Operand1
- 821
- Operand2
- 112
- Operator
- +
421 + 456 = ___
Show answer
Answer: 877
- Operand1
- 421
- Operand2
- 456
- Operator
- +
320 + 560 = ___
Show answer
Answer: 880
- Operand1
- 320
- Operand2
- 560
- Operator
- +
403 + 376 = ___
Show answer
Answer: 779
- Operand1
- 403
- Operand2
- 376
- Operator
- +
126 + 660 = ___
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Answer: 786
- Operand1
- 126
- Operand2
- 660
- Operator
- +
221 + 418 = ___
Show answer
Answer: 639
- Operand1
- 221
- Operand2
- 418
- Operator
- +
144 + 711 = ___
Show answer
Answer: 855
- Operand1
- 144
- Operand2
- 711
- 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.