Addition Special Types Mental Math — Set 20
32 + 37 = ___
Show answer
Answer: 69
- Operand1
- 32
- Operand2
- 37
- Operator
- +
14 + 35 = ___
Show answer
Answer: 49
- Operand1
- 14
- Operand2
- 35
- Operator
- +
42 + 2 = ___
Show answer
Answer: 44
- Operand1
- 42
- Operand2
- 2
- Operator
- +
72 + 12 = ___
Show answer
Answer: 84
- Operand1
- 72
- Operand2
- 12
- Operator
- +
52 + 25 = ___
Show answer
Answer: 77
- Operand1
- 52
- Operand2
- 25
- Operator
- +
21 + 72 = ___
Show answer
Answer: 93
- Operand1
- 21
- Operand2
- 72
- Operator
- +
32 + 15 = ___
Show answer
Answer: 47
- Operand1
- 32
- Operand2
- 15
- Operator
- +
11 + 2 = ___
Show answer
Answer: 13
- Operand1
- 11
- Operand2
- 2
- Operator
- +
100 + 30 = ___
Show answer
Answer: 130
- Operand1
- 100
- Operand2
- 30
- Operator
- +
96 + 2 = ___
Show answer
Answer: 98
- Operand1
- 96
- Operand2
- 2
- Operator
- +
60 + 28 = ___
Show answer
Answer: 88
- Operand1
- 60
- Operand2
- 28
- Operator
- +
61 + 15 = ___
Show answer
Answer: 76
- Operand1
- 61
- Operand2
- 15
- Operator
- +
42 + 52 = ___
Show answer
Answer: 94
- Operand1
- 42
- Operand2
- 52
- Operator
- +
82 + 1 = ___
Show answer
Answer: 83
- Operand1
- 82
- Operand2
- 1
- Operator
- +
50 + 24 = ___
Show answer
Answer: 74
- Operand1
- 50
- Operand2
- 24
- Operator
- +
33 + 5 = ___
Show answer
Answer: 38
- Operand1
- 33
- Operand2
- 5
- Operator
- +
75 + 14 = ___
Show answer
Answer: 89
- Operand1
- 75
- Operand2
- 14
- Operator
- +
100 + 2 = ___
Show answer
Answer: 102
- Operand1
- 100
- Operand2
- 2
- Operator
- +
35 + 12 = ___
Show answer
Answer: 47
- Operand1
- 35
- Operand2
- 12
- Operator
- +
21 + 52 = ___
Show answer
Answer: 73
- Operand1
- 21
- Operand2
- 52
- 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.