Workbook Detail
Addition Addition Three Digit — Set 13
136 + 712 = ___
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Answer: 848
- Operand1
- 136
- Operand2
- 712
- Operator
- +
416 + 553 = ___
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Answer: 969
- Operand1
- 416
- Operand2
- 553
- Operator
- +
518 + 110 = ___
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Answer: 628
- Operand1
- 518
- Operand2
- 110
- Operator
- +
620 + 232 = ___
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Answer: 852
- Operand1
- 620
- Operand2
- 232
- Operator
- +
655 + 114 = ___
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Answer: 769
- Operand1
- 655
- Operand2
- 114
- Operator
- +
145 + 631 = ___
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Answer: 776
- Operand1
- 145
- Operand2
- 631
- Operator
- +
101 + 137 = ___
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Answer: 238
- Operand1
- 101
- Operand2
- 137
- Operator
- +
338 + 310 = ___
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Answer: 648
- Operand1
- 338
- Operand2
- 310
- Operator
- +
704 + 202 = ___
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Answer: 906
- Operand1
- 704
- Operand2
- 202
- Operator
- +
240 + 730 = ___
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Answer: 970
- Operand1
- 240
- Operand2
- 730
- Operator
- +
135 + 133 = ___
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Answer: 268
- Operand1
- 135
- Operand2
- 133
- Operator
- +
460 + 525 = ___
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Answer: 985
- Operand1
- 460
- Operand2
- 525
- Operator
- +
142 + 316 = ___
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Answer: 458
- Operand1
- 142
- Operand2
- 316
- Operator
- +
300 + 324 = ___
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Answer: 624
- Operand1
- 300
- Operand2
- 324
- Operator
- +
201 + 596 = ___
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Answer: 797
- Operand1
- 201
- Operand2
- 596
- Operator
- +
610 + 255 = ___
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Answer: 865
- Operand1
- 610
- Operand2
- 255
- Operator
- +
842 + 157 = ___
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Answer: 999
- Operand1
- 842
- Operand2
- 157
- Operator
- +
474 + 510 = ___
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Answer: 984
- Operand1
- 474
- Operand2
- 510
- Operator
- +
240 + 605 = ___
Show answer
Answer: 845
- Operand1
- 240
- Operand2
- 605
- Operator
- +
167 + 302 = ___
Show answer
Answer: 469
- Operand1
- 167
- Operand2
- 302
- 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.