Workbook Detail
Addition Digit Count Addition 2 Digit To 3 Digit — Set 20
151 + 447 = ___
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Answer: 598
- Operand1
- 151
- Operand2
- 447
- Operator
- +
262 + 33 = ___
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Answer: 295
- Operand1
- 262
- Operand2
- 33
- Operator
- +
412 + 122 = ___
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Answer: 534
- Operand1
- 412
- Operand2
- 122
- Operator
- +
409 + 270 = ___
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Answer: 679
- Operand1
- 409
- Operand2
- 270
- Operator
- +
435 + 11 = ___
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Answer: 446
- Operand1
- 435
- Operand2
- 11
- Operator
- +
423 + 31 = ___
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Answer: 454
- Operand1
- 423
- Operand2
- 31
- Operator
- +
480 + 412 = ___
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Answer: 892
- Operand1
- 480
- Operand2
- 412
- Operator
- +
302 + 495 = ___
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Answer: 797
- Operand1
- 302
- Operand2
- 495
- Operator
- +
35 + 310 = ___
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Answer: 345
- Operand1
- 35
- Operand2
- 310
- Operator
- +
211 + 342 = ___
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Answer: 553
- Operand1
- 211
- Operand2
- 342
- Operator
- +
3 + 954 = ___
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Answer: 957
- Operand1
- 3
- Operand2
- 954
- Operator
- +
32 + 121 = ___
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Answer: 153
- Operand1
- 32
- Operand2
- 121
- Operator
- +
426 + 323 = ___
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Answer: 749
- Operand1
- 426
- Operand2
- 323
- Operator
- +
446 + 442 = ___
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Answer: 888
- Operand1
- 446
- Operand2
- 442
- Operator
- +
435 + 313 = ___
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Answer: 748
- Operand1
- 435
- Operand2
- 313
- Operator
- +
23 + 73 = ___
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Answer: 96
- Operand1
- 23
- Operand2
- 73
- Operator
- +
164 + 421 = ___
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Answer: 585
- Operand1
- 164
- Operand2
- 421
- Operator
- +
26 + 310 = ___
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Answer: 336
- Operand1
- 26
- Operand2
- 310
- Operator
- +
472 + 116 = ___
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Answer: 588
- Operand1
- 472
- Operand2
- 116
- Operator
- +
170 + 615 = ___
Show answer
Answer: 785
- Operand1
- 170
- Operand2
- 615
- Operator
- +
Teaching Notes
Download this free addition 2 digit to 3 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 2 digit to 3 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 2 Digit To 3 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.