Addition Number Line Number Line To 100 — Set 26
34 + 45 = ___
Show answer
Answer: 79
- Operand1
- 34
- Operand2
- 45
- Operator
- +
21 + 37 = ___
Show answer
Answer: 58
- Operand1
- 21
- Operand2
- 37
- Operator
- +
31 + 56 = ___
Show answer
Answer: 87
- Operand1
- 31
- Operand2
- 56
- Operator
- +
7 + 71 = ___
Show answer
Answer: 78
- Operand1
- 7
- Operand2
- 71
- Operator
- +
15 + 1 = ___
Show answer
Answer: 16
- Operand1
- 15
- Operand2
- 1
- Operator
- +
16 + 12 = ___
Show answer
Answer: 28
- Operand1
- 16
- Operand2
- 12
- Operator
- +
45 + 42 = ___
Show answer
Answer: 87
- Operand1
- 45
- Operand2
- 42
- Operator
- +
14 + 24 = ___
Show answer
Answer: 38
- Operand1
- 14
- Operand2
- 24
- Operator
- +
34 + 40 = ___
Show answer
Answer: 74
- Operand1
- 34
- Operand2
- 40
- Operator
- +
8 + 81 = ___
Show answer
Answer: 89
- Operand1
- 8
- Operand2
- 81
- Operator
- +
22 + 3 = ___
Show answer
Answer: 25
- Operand1
- 22
- Operand2
- 3
- Operator
- +
12 + 35 = ___
Show answer
Answer: 47
- Operand1
- 12
- Operand2
- 35
- Operator
- +
4 + 4 = ___
Show answer
Answer: 8
- Operand1
- 4
- Operand2
- 4
- Operator
- +
- VisualIntent
- Layout: picture-equationOperation: addItems: [{"count":4,"role":"groupA"},{"count":4,"role":"groupB"}]
32 + 7 = ___
Show answer
Answer: 39
- Operand1
- 32
- Operand2
- 7
- Operator
- +
33 + 51 = ___
Show answer
Answer: 84
- Operand1
- 33
- Operand2
- 51
- Operator
- +
23 + 26 = ___
Show answer
Answer: 49
- Operand1
- 23
- Operand2
- 26
- Operator
- +
26 + 40 = ___
Show answer
Answer: 66
- Operand1
- 26
- Operand2
- 40
- Operator
- +
32 + 1 = ___
Show answer
Answer: 33
- Operand1
- 32
- Operand2
- 1
- Operator
- +
22 + 34 = ___
Show answer
Answer: 56
- Operand1
- 22
- Operand2
- 34
- Operator
- +
40 + 40 = ___
Show answer
Answer: 80
- Operand1
- 40
- Operand2
- 40
- 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.