Addition Number Line Number Line To 100 — Set 39
40 + 44 = ___
Show answer
Answer: 84
- Operand1
- 40
- Operand2
- 44
- Operator
- +
10 + 76 = ___
Show answer
Answer: 86
- Operand1
- 10
- Operand2
- 76
- Operator
- +
41 + 23 = ___
Show answer
Answer: 64
- Operand1
- 41
- Operand2
- 23
- Operator
- +
40 + 43 = ___
Show answer
Answer: 83
- Operand1
- 40
- Operand2
- 43
- Operator
- +
24 + 34 = ___
Show answer
Answer: 58
- Operand1
- 24
- Operand2
- 34
- Operator
- +
31 + 33 = ___
Show answer
Answer: 64
- Operand1
- 31
- Operand2
- 33
- Operator
- +
30 + 52 = ___
Show answer
Answer: 82
- Operand1
- 30
- Operand2
- 52
- Operator
- +
48 + 21 = ___
Show answer
Answer: 69
- Operand1
- 48
- Operand2
- 21
- Operator
- +
23 + 33 = ___
Show answer
Answer: 56
- Operand1
- 23
- Operand2
- 33
- Operator
- +
17 + 31 = ___
Show answer
Answer: 48
- Operand1
- 17
- Operand2
- 31
- Operator
- +
1 + 87 = ___
Show answer
Answer: 88
- Operand1
- 1
- Operand2
- 87
- Operator
- +
18 + 31 = ___
Show answer
Answer: 49
- Operand1
- 18
- Operand2
- 31
- Operator
- +
4 + 10 = ___
Show answer
Answer: 14
- Operand1
- 4
- Operand2
- 10
- Operator
- +
- VisualIntent
- Layout: picture-equationOperation: addItems: [{"count":4,"role":"groupA"},{"count":10,"role":"groupB"}]
4 + 64 = ___
Show answer
Answer: 68
- Operand1
- 4
- Operand2
- 64
- Operator
- +
15 + 64 = ___
Show answer
Answer: 79
- Operand1
- 15
- Operand2
- 64
- Operator
- +
20 + 44 = ___
Show answer
Answer: 64
- Operand1
- 20
- Operand2
- 44
- Operator
- +
44 + 31 = ___
Show answer
Answer: 75
- Operand1
- 44
- Operand2
- 31
- Operator
- +
31 + 15 = ___
Show answer
Answer: 46
- Operand1
- 31
- Operand2
- 15
- Operator
- +
22 + 45 = ___
Show answer
Answer: 67
- Operand1
- 22
- Operand2
- 45
- Operator
- +
43 + 45 = ___
Show answer
Answer: 88
- Operand1
- 43
- Operand2
- 45
- 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.