Addition Special Types Mental Math — Set 25
38 + 61 = ___
Show answer
Answer: 99
- Operand1
- 38
- Operand2
- 61
- Operator
- +
45 + 2 = ___
Show answer
Answer: 47
- Operand1
- 45
- Operand2
- 2
- Operator
- +
3 + 72 = ___
Show answer
Answer: 75
- Operand1
- 3
- Operand2
- 72
- Operator
- +
83 + 11 = ___
Show answer
Answer: 94
- Operand1
- 83
- Operand2
- 11
- Operator
- +
15 + 22 = ___
Show answer
Answer: 37
- Operand1
- 15
- Operand2
- 22
- Operator
- +
50 + 27 = ___
Show answer
Answer: 77
- Operand1
- 50
- Operand2
- 27
- Operator
- +
15 + 4 = ___
Show answer
Answer: 19
- Operand1
- 15
- Operand2
- 4
- Operator
- +
21 + 62 = ___
Show answer
Answer: 83
- Operand1
- 21
- Operand2
- 62
- Operator
- +
27 + 20 = ___
Show answer
Answer: 47
- Operand1
- 27
- Operand2
- 20
- Operator
- +
52 + 20 = ___
Show answer
Answer: 72
- Operand1
- 52
- Operand2
- 20
- Operator
- +
10 + 75 = ___
Show answer
Answer: 85
- Operand1
- 10
- Operand2
- 75
- Operator
- +
15 + 10 = ___
Show answer
Answer: 25
- Operand1
- 15
- Operand2
- 10
- Operator
- +
8 + 20 = ___
Show answer
Answer: 28
- Operand1
- 8
- Operand2
- 20
- Operator
- +
51 + 43 = ___
Show answer
Answer: 94
- Operand1
- 51
- Operand2
- 43
- Operator
- +
50 + 18 = ___
Show answer
Answer: 68
- Operand1
- 50
- Operand2
- 18
- Operator
- +
32 + 33 = ___
Show answer
Answer: 65
- Operand1
- 32
- Operand2
- 33
- Operator
- +
50 + 20 = ___
Show answer
Answer: 70
- Operand1
- 50
- Operand2
- 20
- Operator
- +
42 + 35 = ___
Show answer
Answer: 77
- Operand1
- 42
- Operand2
- 35
- Operator
- +
26 + 43 = ___
Show answer
Answer: 69
- Operand1
- 26
- Operand2
- 43
- Operator
- +
5 + 52 = ___
Show answer
Answer: 57
- Operand1
- 5
- 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.