Workbook Detail
Addition Addition Three Digit — Set 71
474 + 122 = ___
Show answer
Answer: 596
- Operand1
- 474
- Operand2
- 122
- Operator
- +
292 + 105 = ___
Show answer
Answer: 397
- Operand1
- 292
- Operand2
- 105
- Operator
- +
625 + 340 = ___
Show answer
Answer: 965
- Operand1
- 625
- Operand2
- 340
- Operator
- +
340 + 410 = ___
Show answer
Answer: 750
- Operand1
- 340
- Operand2
- 410
- Operator
- +
332 + 335 = ___
Show answer
Answer: 667
- Operand1
- 332
- Operand2
- 335
- Operator
- +
131 + 231 = ___
Show answer
Answer: 362
- Operand1
- 131
- Operand2
- 231
- Operator
- +
231 + 320 = ___
Show answer
Answer: 551
- Operand1
- 231
- Operand2
- 320
- Operator
- +
137 + 841 = ___
Show answer
Answer: 978
- Operand1
- 137
- Operand2
- 841
- Operator
- +
631 + 202 = ___
Show answer
Answer: 833
- Operand1
- 631
- Operand2
- 202
- Operator
- +
124 + 661 = ___
Show answer
Answer: 785
- Operand1
- 124
- Operand2
- 661
- Operator
- +
374 + 103 = ___
Show answer
Answer: 477
- Operand1
- 374
- Operand2
- 103
- Operator
- +
251 + 231 = ___
Show answer
Answer: 482
- Operand1
- 251
- Operand2
- 231
- Operator
- +
251 + 745 = ___
Show answer
Answer: 996
- Operand1
- 251
- Operand2
- 745
- Operator
- +
360 + 627 = ___
Show answer
Answer: 987
- Operand1
- 360
- Operand2
- 627
- Operator
- +
136 + 250 = ___
Show answer
Answer: 386
- Operand1
- 136
- Operand2
- 250
- Operator
- +
602 + 316 = ___
Show answer
Answer: 918
- Operand1
- 602
- Operand2
- 316
- Operator
- +
160 + 830 = ___
Show answer
Answer: 990
- Operand1
- 160
- Operand2
- 830
- Operator
- +
433 + 131 = ___
Show answer
Answer: 564
- Operand1
- 433
- Operand2
- 131
- Operator
- +
411 + 506 = ___
Show answer
Answer: 917
- Operand1
- 411
- Operand2
- 506
- Operator
- +
133 + 142 = ___
Show answer
Answer: 275
- Operand1
- 133
- Operand2
- 142
- 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.