Addition Number Line Number Line To 100 — Set 32
21 + 36 = ___
Show answer
Answer: 57
- Operand1
- 21
- Operand2
- 36
- Operator
- +
45 + 20 = ___
Show answer
Answer: 65
- Operand1
- 45
- Operand2
- 20
- Operator
- +
27 + 70 = ___
Show answer
Answer: 97
- Operand1
- 27
- Operand2
- 70
- Operator
- +
30 + 18 = ___
Show answer
Answer: 48
- Operand1
- 30
- Operand2
- 18
- Operator
- +
30 + 58 = ___
Show answer
Answer: 88
- Operand1
- 30
- Operand2
- 58
- Operator
- +
30 + 10 = ___
Show answer
Answer: 40
- Operand1
- 30
- Operand2
- 10
- Operator
- +
30 + 36 = ___
Show answer
Answer: 66
- Operand1
- 30
- Operand2
- 36
- Operator
- +
31 + 60 = ___
Show answer
Answer: 91
- Operand1
- 31
- Operand2
- 60
- Operator
- +
2 + 23 = ___
Show answer
Answer: 25
- Operand1
- 2
- Operand2
- 23
- Operator
- +
10 + 80 = ___
Show answer
Answer: 90
- Operand1
- 10
- Operand2
- 80
- Operator
- +
24 + 11 = ___
Show answer
Answer: 35
- Operand1
- 24
- Operand2
- 11
- Operator
- +
6 + 60 = ___
Show answer
Answer: 66
- Operand1
- 6
- Operand2
- 60
- Operator
- +
33 + 1 = ___
Show answer
Answer: 34
- Operand1
- 33
- Operand2
- 1
- Operator
- +
21 + 25 = ___
Show answer
Answer: 46
- Operand1
- 21
- Operand2
- 25
- Operator
- +
10 + 73 = ___
Show answer
Answer: 83
- Operand1
- 10
- Operand2
- 73
- Operator
- +
16 + 2 = ___
Show answer
Answer: 18
- Operand1
- 16
- Operand2
- 2
- Operator
- +
20 + 38 = ___
Show answer
Answer: 58
- Operand1
- 20
- Operand2
- 38
- Operator
- +
1 + 35 = ___
Show answer
Answer: 36
- Operand1
- 1
- Operand2
- 35
- Operator
- +
6 + 72 = ___
Show answer
Answer: 78
- Operand1
- 6
- Operand2
- 72
- Operator
- +
36 + 30 = ___
Show answer
Answer: 66
- Operand1
- 36
- Operand2
- 30
- 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.