Addition Number Line Number Line To 100 — Set 70
40 + 35 = ___
Show answer
Answer: 75
- Operand1
- 40
- Operand2
- 35
- Operator
- +
40 + 7 = ___
Show answer
Answer: 47
- Operand1
- 40
- Operand2
- 7
- Operator
- +
42 + 51 = ___
Show answer
Answer: 93
- Operand1
- 42
- Operand2
- 51
- Operator
- +
20 + 48 = ___
Show answer
Answer: 68
- Operand1
- 20
- Operand2
- 48
- Operator
- +
31 + 15 = ___
Show answer
Answer: 46
- Operand1
- 31
- Operand2
- 15
- Operator
- +
34 + 43 = ___
Show answer
Answer: 77
- Operand1
- 34
- Operand2
- 43
- Operator
- +
15 + 60 = ___
Show answer
Answer: 75
- Operand1
- 15
- Operand2
- 60
- Operator
- +
35 + 50 = ___
Show answer
Answer: 85
- Operand1
- 35
- Operand2
- 50
- Operator
- +
25 + 60 = ___
Show answer
Answer: 85
- Operand1
- 25
- Operand2
- 60
- Operator
- +
25 + 53 = ___
Show answer
Answer: 78
- Operand1
- 25
- Operand2
- 53
- Operator
- +
47 + 20 = ___
Show answer
Answer: 67
- Operand1
- 47
- Operand2
- 20
- Operator
- +
22 + 30 = ___
Show answer
Answer: 52
- Operand1
- 22
- Operand2
- 30
- Operator
- +
23 + 20 = ___
Show answer
Answer: 43
- Operand1
- 23
- Operand2
- 20
- Operator
- +
41 + 55 = ___
Show answer
Answer: 96
- Operand1
- 41
- Operand2
- 55
- Operator
- +
20 + 54 = ___
Show answer
Answer: 74
- Operand1
- 20
- Operand2
- 54
- Operator
- +
5 + 21 = ___
Show answer
Answer: 26
- Operand1
- 5
- Operand2
- 21
- Operator
- +
36 + 10 = ___
Show answer
Answer: 46
- Operand1
- 36
- Operand2
- 10
- Operator
- +
33 + 53 = ___
Show answer
Answer: 86
- Operand1
- 33
- Operand2
- 53
- Operator
- +
3 + 10 = ___
Show answer
Answer: 13
- Operand1
- 3
- Operand2
- 10
- Operator
- +
- VisualIntent
- Layout: picture-equationOperation: addItems: [{"count":3,"role":"groupA"},{"count":10,"role":"groupB"}]
38 + 1 = ___
Show answer
Answer: 39
- Operand1
- 38
- Operand2
- 1
- 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.