Addition Special Types Mental Math — Set 49
11 + 8 = ___
Show answer
Answer: 19
- Operand1
- 11
- Operand2
- 8
- Operator
- +
27 + 21 = ___
Show answer
Answer: 48
- Operand1
- 27
- Operand2
- 21
- Operator
- +
100 + 38 = ___
Show answer
Answer: 138
- Operand1
- 100
- Operand2
- 38
- Operator
- +
34 + 4 = ___
Show answer
Answer: 38
- Operand1
- 34
- Operand2
- 4
- Operator
- +
42 + 42 = ___
Show answer
Answer: 84
- Operand1
- 42
- Operand2
- 42
- Operator
- +
4 + 2 = ___
Show answer
Answer: 6
- Operand1
- 4
- Operand2
- 2
- Operator
- +
- VisualIntent
- Layout: picture-equationOperation: addItems: [{"count":4,"role":"groupA"},{"count":2,"role":"groupB"}]
55 + 10 = ___
Show answer
Answer: 65
- Operand1
- 55
- Operand2
- 10
- Operator
- +
61 + 7 = ___
Show answer
Answer: 68
- Operand1
- 61
- Operand2
- 7
- Operator
- +
6 + 40 = ___
Show answer
Answer: 46
- Operand1
- 6
- Operand2
- 40
- Operator
- +
75 + 3 = ___
Show answer
Answer: 78
- Operand1
- 75
- Operand2
- 3
- Operator
- +
12 + 62 = ___
Show answer
Answer: 74
- Operand1
- 12
- Operand2
- 62
- Operator
- +
11 + 56 = ___
Show answer
Answer: 67
- Operand1
- 11
- Operand2
- 56
- Operator
- +
64 + 15 = ___
Show answer
Answer: 79
- Operand1
- 64
- Operand2
- 15
- Operator
- +
11 + 20 = ___
Show answer
Answer: 31
- Operand1
- 11
- Operand2
- 20
- Operator
- +
31 + 61 = ___
Show answer
Answer: 92
- Operand1
- 31
- Operand2
- 61
- Operator
- +
11 + 57 = ___
Show answer
Answer: 68
- Operand1
- 11
- Operand2
- 57
- Operator
- +
70 + 4 = ___
Show answer
Answer: 74
- Operand1
- 70
- Operand2
- 4
- Operator
- +
54 + 5 = ___
Show answer
Answer: 59
- Operand1
- 54
- Operand2
- 5
- Operator
- +
31 + 64 = ___
Show answer
Answer: 95
- Operand1
- 31
- Operand2
- 64
- Operator
- +
10 + 74 = ___
Show answer
Answer: 84
- Operand1
- 10
- Operand2
- 74
- 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.