Addition Number Line Hops Within 100 — Set 21
21 + 38 = ___
Show answer
Answer: 59
- Operand1
- 21
- Operand2
- 38
- Operator
- +
8 + 80 = ___
Show answer
Answer: 88
- Operand1
- 8
- Operand2
- 80
- Operator
- +
30 + 40 = ___
Show answer
Answer: 70
- Operand1
- 30
- Operand2
- 40
- Operator
- +
16 + 20 = ___
Show answer
Answer: 36
- Operand1
- 16
- Operand2
- 20
- Operator
- +
13 + 32 = ___
Show answer
Answer: 45
- Operand1
- 13
- Operand2
- 32
- Operator
- +
1 + 95 = ___
Show answer
Answer: 96
- Operand1
- 1
- Operand2
- 95
- Operator
- +
11 + 24 = ___
Show answer
Answer: 35
- Operand1
- 11
- Operand2
- 24
- Operator
- +
36 + 1 = ___
Show answer
Answer: 37
- Operand1
- 36
- Operand2
- 1
- Operator
- +
50 + 14 = ___
Show answer
Answer: 64
- Operand1
- 50
- Operand2
- 14
- Operator
- +
2 + 55 = ___
Show answer
Answer: 57
- Operand1
- 2
- Operand2
- 55
- Operator
- +
10 + 48 = ___
Show answer
Answer: 58
- Operand1
- 10
- Operand2
- 48
- Operator
- +
31 + 35 = ___
Show answer
Answer: 66
- Operand1
- 31
- Operand2
- 35
- Operator
- +
37 + 20 = ___
Show answer
Answer: 57
- Operand1
- 37
- Operand2
- 20
- Operator
- +
41 + 48 = ___
Show answer
Answer: 89
- Operand1
- 41
- Operand2
- 48
- Operator
- +
32 + 33 = ___
Show answer
Answer: 65
- Operand1
- 32
- Operand2
- 33
- Operator
- +
20 + 12 = ___
Show answer
Answer: 32
- Operand1
- 20
- Operand2
- 12
- Operator
- +
13 + 74 = ___
Show answer
Answer: 87
- Operand1
- 13
- Operand2
- 74
- Operator
- +
36 + 22 = ___
Show answer
Answer: 58
- Operand1
- 36
- Operand2
- 22
- Operator
- +
3 + 22 = ___
Show answer
Answer: 25
- Operand1
- 3
- Operand2
- 22
- Operator
- +
2 + 92 = ___
Show answer
Answer: 94
- Operand1
- 2
- Operand2
- 92
- 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.