Workbook Detail
Addition Digit Count Addition 2 Digit To 3 Digit — Set 70
459 + 20 = ___
Show answer
Answer: 479
- Operand1
- 459
- Operand2
- 20
- Operator
- +
350 + 407 = ___
Show answer
Answer: 757
- Operand1
- 350
- Operand2
- 407
- Operator
- +
222 + 363 = ___
Show answer
Answer: 585
- Operand1
- 222
- Operand2
- 363
- Operator
- +
75 + 802 = ___
Show answer
Answer: 877
- Operand1
- 75
- Operand2
- 802
- Operator
- +
23 + 440 = ___
Show answer
Answer: 463
- Operand1
- 23
- Operand2
- 440
- Operator
- +
352 + 540 = ___
Show answer
Answer: 892
- Operand1
- 352
- Operand2
- 540
- Operator
- +
401 + 384 = ___
Show answer
Answer: 785
- Operand1
- 401
- Operand2
- 384
- Operator
- +
413 + 576 = ___
Show answer
Answer: 989
- Operand1
- 413
- Operand2
- 576
- Operator
- +
170 + 722 = ___
Show answer
Answer: 892
- Operand1
- 170
- Operand2
- 722
- Operator
- +
27 + 812 = ___
Show answer
Answer: 839
- Operand1
- 27
- Operand2
- 812
- Operator
- +
405 + 163 = ___
Show answer
Answer: 568
- Operand1
- 405
- Operand2
- 163
- Operator
- +
446 + 32 = ___
Show answer
Answer: 478
- Operand1
- 446
- Operand2
- 32
- Operator
- +
215 + 652 = ___
Show answer
Answer: 867
- Operand1
- 215
- Operand2
- 652
- Operator
- +
300 + 112 = ___
Show answer
Answer: 412
- Operand1
- 300
- Operand2
- 112
- Operator
- +
314 + 24 = ___
Show answer
Answer: 338
- Operand1
- 314
- Operand2
- 24
- Operator
- +
12 + 173 = ___
Show answer
Answer: 185
- Operand1
- 12
- Operand2
- 173
- Operator
- +
134 + 734 = ___
Show answer
Answer: 868
- Operand1
- 134
- Operand2
- 734
- Operator
- +
412 + 274 = ___
Show answer
Answer: 686
- Operand1
- 412
- Operand2
- 274
- Operator
- +
400 + 111 = ___
Show answer
Answer: 511
- Operand1
- 400
- Operand2
- 111
- Operator
- +
358 + 340 = ___
Show answer
Answer: 698
- Operand1
- 358
- Operand2
- 340
- 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.