Addition Number Line Number Line To 100 — Set 71
40 + 19 = ___
Show answer
Answer: 59
- Operand1
- 40
- Operand2
- 19
- Operator
- +
27 + 21 = ___
Show answer
Answer: 48
- Operand1
- 27
- Operand2
- 21
- Operator
- +
12 + 37 = ___
Show answer
Answer: 49
- Operand1
- 12
- Operand2
- 37
- Operator
- +
40 + 45 = ___
Show answer
Answer: 85
- Operand1
- 40
- Operand2
- 45
- Operator
- +
29 + 40 = ___
Show answer
Answer: 69
- Operand1
- 29
- Operand2
- 40
- Operator
- +
10 + 64 = ___
Show answer
Answer: 74
- Operand1
- 10
- Operand2
- 64
- Operator
- +
5 + 80 = ___
Show answer
Answer: 85
- Operand1
- 5
- Operand2
- 80
- Operator
- +
10 + 64 = ___
Show answer
Answer: 74
- Operand1
- 10
- Operand2
- 64
- Operator
- +
10 + 3 = ___
Show answer
Answer: 13
- Operand1
- 10
- Operand2
- 3
- Operator
- +
- VisualIntent
- Layout: picture-equationOperation: addItems: [{"count":10,"role":"groupA"},{"count":3,"role":"groupB"}]
20 + 40 = ___
Show answer
Answer: 60
- Operand1
- 20
- Operand2
- 40
- Operator
- +
10 + 25 = ___
Show answer
Answer: 35
- Operand1
- 10
- Operand2
- 25
- Operator
- +
20 + 4 = ___
Show answer
Answer: 24
- Operand1
- 20
- Operand2
- 4
- Operator
- +
31 + 5 = ___
Show answer
Answer: 36
- Operand1
- 31
- Operand2
- 5
- Operator
- +
10 + 11 = ___
Show answer
Answer: 21
- Operand1
- 10
- Operand2
- 11
- Operator
- +
3 + 54 = ___
Show answer
Answer: 57
- Operand1
- 3
- Operand2
- 54
- Operator
- +
34 + 4 = ___
Show answer
Answer: 38
- Operand1
- 34
- Operand2
- 4
- Operator
- +
10 + 40 = ___
Show answer
Answer: 50
- Operand1
- 10
- Operand2
- 40
- Operator
- +
10 + 6 = ___
Show answer
Answer: 16
- Operand1
- 10
- Operand2
- 6
- Operator
- +
- VisualIntent
- Layout: picture-equationOperation: addItems: [{"count":10,"role":"groupA"},{"count":6,"role":"groupB"}]
44 + 54 = ___
Show answer
Answer: 98
- Operand1
- 44
- Operand2
- 54
- Operator
- +
2 + 40 = ___
Show answer
Answer: 42
- Operand1
- 2
- 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.