Addition Number Line Number Line To 100 — Set 28
21 + 41 = ___
Show answer
Answer: 62
- Operand1
- 21
- Operand2
- 41
- Operator
- +
33 + 25 = ___
Show answer
Answer: 58
- Operand1
- 33
- Operand2
- 25
- Operator
- +
5 + 33 = ___
Show answer
Answer: 38
- Operand1
- 5
- Operand2
- 33
- Operator
- +
6 + 2 = ___
Show answer
Answer: 8
- Operand1
- 6
- Operand2
- 2
- Operator
- +
- VisualIntent
- Layout: picture-equationOperation: addItems: [{"count":6,"role":"groupA"},{"count":2,"role":"groupB"}]
40 + 59 = ___
Show answer
Answer: 99
- Operand1
- 40
- Operand2
- 59
- Operator
- +
36 + 53 = ___
Show answer
Answer: 89
- Operand1
- 36
- Operand2
- 53
- Operator
- +
2 + 52 = ___
Show answer
Answer: 54
- Operand1
- 2
- Operand2
- 52
- Operator
- +
25 + 74 = ___
Show answer
Answer: 99
- Operand1
- 25
- Operand2
- 74
- Operator
- +
1 + 41 = ___
Show answer
Answer: 42
- Operand1
- 1
- Operand2
- 41
- Operator
- +
6 + 72 = ___
Show answer
Answer: 78
- Operand1
- 6
- Operand2
- 72
- Operator
- +
8 + 30 = ___
Show answer
Answer: 38
- Operand1
- 8
- Operand2
- 30
- Operator
- +
4 + 54 = ___
Show answer
Answer: 58
- Operand1
- 4
- Operand2
- 54
- Operator
- +
31 + 33 = ___
Show answer
Answer: 64
- Operand1
- 31
- Operand2
- 33
- Operator
- +
25 + 32 = ___
Show answer
Answer: 57
- Operand1
- 25
- Operand2
- 32
- Operator
- +
21 + 73 = ___
Show answer
Answer: 94
- Operand1
- 21
- Operand2
- 73
- Operator
- +
24 + 21 = ___
Show answer
Answer: 45
- Operand1
- 24
- Operand2
- 21
- Operator
- +
11 + 68 = ___
Show answer
Answer: 79
- Operand1
- 11
- Operand2
- 68
- Operator
- +
50 + 42 = ___
Show answer
Answer: 92
- Operand1
- 50
- Operand2
- 42
- Operator
- +
32 + 67 = ___
Show answer
Answer: 99
- Operand1
- 32
- Operand2
- 67
- Operator
- +
40 + 20 = ___
Show answer
Answer: 60
- Operand1
- 40
- Operand2
- 20
- Operator
- +
Teaching Notes
Browse free addition worksheets. Each set includes an answer key and covers key skills aligned with Common Core standards.
Features
- Printable PDF format
- Answer key included
- Multiple difficulty levels
- Classroom and home friendly
How to Use These Worksheets
- Select a addition 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
What math skills are covered in these Addition Worksheets?
These worksheets cover addition worksheets skills aligned with Common Core standards for K-3 students. Each set builds procedural fluency and conceptual understanding through varied problem formats.
Are these worksheets free to print?
Yes — all worksheets are completely free with no signup required. Click Print for a clean printout optimized for US Letter paper. PDF download is also available.
What grade level are these addition worksheets for?
These worksheets are designed for Kindergarten through Grade 3 students. Topics match Common Core expectations for each grade level.
Is there an answer key?
Yes — every worksheet includes a complete answer key. Print it separately or view it on screen to check student work quickly.
Can I use these for homeschool?
Absolutely. These worksheets are widely used by homeschool families for structured math practice. The set-number system lets you assign specific worksheets and track progress.