Workbook Detail
Addition Addition Three Digit — Set 74
525 + 162 = ___
Show answer
Answer: 687
- Operand1
- 525
- Operand2
- 162
- Operator
- +
260 + 423 = ___
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Answer: 683
- Operand1
- 260
- Operand2
- 423
- Operator
- +
162 + 236 = ___
Show answer
Answer: 398
- Operand1
- 162
- Operand2
- 236
- Operator
- +
210 + 642 = ___
Show answer
Answer: 852
- Operand1
- 210
- Operand2
- 642
- Operator
- +
313 + 562 = ___
Show answer
Answer: 875
- Operand1
- 313
- Operand2
- 562
- Operator
- +
413 + 562 = ___
Show answer
Answer: 975
- Operand1
- 413
- Operand2
- 562
- Operator
- +
360 + 205 = ___
Show answer
Answer: 565
- Operand1
- 360
- Operand2
- 205
- Operator
- +
313 + 113 = ___
Show answer
Answer: 426
- Operand1
- 313
- Operand2
- 113
- Operator
- +
741 + 208 = ___
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Answer: 949
- Operand1
- 741
- Operand2
- 208
- Operator
- +
622 + 324 = ___
Show answer
Answer: 946
- Operand1
- 622
- Operand2
- 324
- Operator
- +
473 + 320 = ___
Show answer
Answer: 793
- Operand1
- 473
- Operand2
- 320
- Operator
- +
860 + 120 = ___
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Answer: 980
- Operand1
- 860
- Operand2
- 120
- Operator
- +
525 + 331 = ___
Show answer
Answer: 856
- Operand1
- 525
- Operand2
- 331
- Operator
- +
340 + 207 = ___
Show answer
Answer: 547
- Operand1
- 340
- Operand2
- 207
- Operator
- +
722 + 153 = ___
Show answer
Answer: 875
- Operand1
- 722
- Operand2
- 153
- Operator
- +
210 + 171 = ___
Show answer
Answer: 381
- Operand1
- 210
- Operand2
- 171
- Operator
- +
144 + 443 = ___
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Answer: 587
- Operand1
- 144
- Operand2
- 443
- Operator
- +
110 + 686 = ___
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Answer: 796
- Operand1
- 110
- Operand2
- 686
- Operator
- +
174 + 223 = ___
Show answer
Answer: 397
- Operand1
- 174
- Operand2
- 223
- Operator
- +
413 + 340 = ___
Show answer
Answer: 753
- Operand1
- 413
- Operand2
- 340
- 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.