Addition Number Line Hops Within 100 — Set 88
45 + 3 = ___
Show answer
Answer: 48
- Operand1
- 45
- Operand2
- 3
- Operator
- +
45 + 21 = ___
Show answer
Answer: 66
- Operand1
- 45
- Operand2
- 21
- Operator
- +
24 + 64 = ___
Show answer
Answer: 88
- Operand1
- 24
- Operand2
- 64
- Operator
- +
42 + 32 = ___
Show answer
Answer: 74
- Operand1
- 42
- Operand2
- 32
- Operator
- +
20 + 76 = ___
Show answer
Answer: 96
- Operand1
- 20
- Operand2
- 76
- Operator
- +
1 + 64 = ___
Show answer
Answer: 65
- Operand1
- 1
- Operand2
- 64
- Operator
- +
22 + 35 = ___
Show answer
Answer: 57
- Operand1
- 22
- Operand2
- 35
- Operator
- +
5 + 63 = ___
Show answer
Answer: 68
- Operand1
- 5
- Operand2
- 63
- Operator
- +
42 + 33 = ___
Show answer
Answer: 75
- Operand1
- 42
- Operand2
- 33
- Operator
- +
20 + 67 = ___
Show answer
Answer: 87
- Operand1
- 20
- Operand2
- 67
- Operator
- +
21 + 4 = ___
Show answer
Answer: 25
- Operand1
- 21
- Operand2
- 4
- Operator
- +
40 + 44 = ___
Show answer
Answer: 84
- Operand1
- 40
- Operand2
- 44
- Operator
- +
30 + 62 = ___
Show answer
Answer: 92
- Operand1
- 30
- Operand2
- 62
- Operator
- +
35 + 14 = ___
Show answer
Answer: 49
- Operand1
- 35
- Operand2
- 14
- Operator
- +
27 + 71 = ___
Show answer
Answer: 98
- Operand1
- 27
- Operand2
- 71
- Operator
- +
27 + 21 = ___
Show answer
Answer: 48
- Operand1
- 27
- Operand2
- 21
- Operator
- +
37 + 22 = ___
Show answer
Answer: 59
- Operand1
- 37
- Operand2
- 22
- Operator
- +
43 + 15 = ___
Show answer
Answer: 58
- Operand1
- 43
- Operand2
- 15
- Operator
- +
12 + 6 = ___
Show answer
Answer: 18
- Operand1
- 12
- Operand2
- 6
- Operator
- +
29 + 70 = ___
Show answer
Answer: 99
- Operand1
- 29
- Operand2
- 70
- 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.