Addition Number Line Hops Within 100 — Set 28
7 + 1 = ___
Show answer
Answer: 8
- Operand1
- 7
- Operand2
- 1
- Operator
- +
- VisualIntent
- Layout: picture-equationOperation: addItems: [{"count":7,"role":"groupA"},{"count":1,"role":"groupB"}]
31 + 63 = ___
Show answer
Answer: 94
- Operand1
- 31
- Operand2
- 63
- Operator
- +
42 + 27 = ___
Show answer
Answer: 69
- Operand1
- 42
- Operand2
- 27
- Operator
- +
40 + 36 = ___
Show answer
Answer: 76
- Operand1
- 40
- Operand2
- 36
- Operator
- +
32 + 17 = ___
Show answer
Answer: 49
- Operand1
- 32
- Operand2
- 17
- Operator
- +
26 + 40 = ___
Show answer
Answer: 66
- Operand1
- 26
- Operand2
- 40
- Operator
- +
35 + 51 = ___
Show answer
Answer: 86
- Operand1
- 35
- Operand2
- 51
- Operator
- +
27 + 30 = ___
Show answer
Answer: 57
- Operand1
- 27
- Operand2
- 30
- Operator
- +
3 + 70 = ___
Show answer
Answer: 73
- Operand1
- 3
- Operand2
- 70
- Operator
- +
12 + 60 = ___
Show answer
Answer: 72
- Operand1
- 12
- Operand2
- 60
- Operator
- +
1 + 48 = ___
Show answer
Answer: 49
- Operand1
- 1
- Operand2
- 48
- Operator
- +
13 + 34 = ___
Show answer
Answer: 47
- Operand1
- 13
- Operand2
- 34
- Operator
- +
26 + 10 = ___
Show answer
Answer: 36
- Operand1
- 26
- Operand2
- 10
- Operator
- +
10 + 33 = ___
Show answer
Answer: 43
- Operand1
- 10
- Operand2
- 33
- Operator
- +
35 + 31 = ___
Show answer
Answer: 66
- Operand1
- 35
- Operand2
- 31
- Operator
- +
10 + 7 = ___
Show answer
Answer: 17
- Operand1
- 10
- Operand2
- 7
- Operator
- +
- VisualIntent
- Layout: picture-equationOperation: addItems: [{"count":10,"role":"groupA"},{"count":7,"role":"groupB"}]
17 + 10 = ___
Show answer
Answer: 27
- Operand1
- 17
- Operand2
- 10
- Operator
- +
27 + 42 = ___
Show answer
Answer: 69
- Operand1
- 27
- Operand2
- 42
- Operator
- +
1 + 70 = ___
Show answer
Answer: 71
- Operand1
- 1
- Operand2
- 70
- Operator
- +
28 + 71 = ___
Show answer
Answer: 99
- Operand1
- 28
- Operand2
- 71
- 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.