Workbook Detail
Addition Addition Three Digit — Set 46
761 + 238 = ___
Show answer
Answer: 999
- Operand1
- 761
- Operand2
- 238
- Operator
- +
531 + 255 = ___
Show answer
Answer: 786
- Operand1
- 531
- Operand2
- 255
- Operator
- +
442 + 357 = ___
Show answer
Answer: 799
- Operand1
- 442
- Operand2
- 357
- Operator
- +
608 + 310 = ___
Show answer
Answer: 918
- Operand1
- 608
- Operand2
- 310
- Operator
- +
100 + 697 = ___
Show answer
Answer: 797
- Operand1
- 100
- Operand2
- 697
- Operator
- +
617 + 350 = ___
Show answer
Answer: 967
- Operand1
- 617
- Operand2
- 350
- Operator
- +
101 + 153 = ___
Show answer
Answer: 254
- Operand1
- 101
- Operand2
- 153
- Operator
- +
333 + 355 = ___
Show answer
Answer: 688
- Operand1
- 333
- Operand2
- 355
- Operator
- +
414 + 430 = ___
Show answer
Answer: 844
- Operand1
- 414
- Operand2
- 430
- Operator
- +
480 + 310 = ___
Show answer
Answer: 790
- Operand1
- 480
- Operand2
- 310
- Operator
- +
460 + 308 = ___
Show answer
Answer: 768
- Operand1
- 460
- Operand2
- 308
- Operator
- +
510 + 413 = ___
Show answer
Answer: 923
- Operand1
- 510
- Operand2
- 413
- Operator
- +
522 + 152 = ___
Show answer
Answer: 674
- Operand1
- 522
- Operand2
- 152
- Operator
- +
133 + 500 = ___
Show answer
Answer: 633
- Operand1
- 133
- Operand2
- 500
- Operator
- +
627 + 240 = ___
Show answer
Answer: 867
- Operand1
- 627
- Operand2
- 240
- Operator
- +
138 + 601 = ___
Show answer
Answer: 739
- Operand1
- 138
- Operand2
- 601
- Operator
- +
146 + 753 = ___
Show answer
Answer: 899
- Operand1
- 146
- Operand2
- 753
- Operator
- +
436 + 443 = ___
Show answer
Answer: 879
- Operand1
- 436
- Operand2
- 443
- Operator
- +
321 + 427 = ___
Show answer
Answer: 748
- Operand1
- 321
- Operand2
- 427
- Operator
- +
535 + 343 = ___
Show answer
Answer: 878
- Operand1
- 535
- Operand2
- 343
- 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.