Addition Special Types Mental Math — Set 75
100 + 70 = ___
Show answer
Answer: 170
- Operand1
- 100
- Operand2
- 70
- Operator
- +
31 + 2 = ___
Show answer
Answer: 33
- Operand1
- 31
- Operand2
- 2
- Operator
- +
12 + 84 = ___
Show answer
Answer: 96
- Operand1
- 12
- Operand2
- 84
- Operator
- +
87 + 10 = ___
Show answer
Answer: 97
- Operand1
- 87
- Operand2
- 10
- Operator
- +
12 + 36 = ___
Show answer
Answer: 48
- Operand1
- 12
- Operand2
- 36
- Operator
- +
13 + 23 = ___
Show answer
Answer: 36
- Operand1
- 13
- Operand2
- 23
- Operator
- +
18 + 30 = ___
Show answer
Answer: 48
- Operand1
- 18
- Operand2
- 30
- Operator
- +
71 + 10 = ___
Show answer
Answer: 81
- Operand1
- 71
- Operand2
- 10
- Operator
- +
13 + 15 = ___
Show answer
Answer: 28
- Operand1
- 13
- Operand2
- 15
- Operator
- +
50 + 35 = ___
Show answer
Answer: 85
- Operand1
- 50
- Operand2
- 35
- Operator
- +
46 + 11 = ___
Show answer
Answer: 57
- Operand1
- 46
- Operand2
- 11
- Operator
- +
2 + 37 = ___
Show answer
Answer: 39
- Operand1
- 2
- Operand2
- 37
- Operator
- +
34 + 5 = ___
Show answer
Answer: 39
- Operand1
- 34
- Operand2
- 5
- Operator
- +
63 + 14 = ___
Show answer
Answer: 77
- Operand1
- 63
- Operand2
- 14
- Operator
- +
2 + 93 = ___
Show answer
Answer: 95
- Operand1
- 2
- Operand2
- 93
- Operator
- +
46 + 50 = ___
Show answer
Answer: 96
- Operand1
- 46
- Operand2
- 50
- Operator
- +
47 + 40 = ___
Show answer
Answer: 87
- Operand1
- 47
- Operand2
- 40
- Operator
- +
66 + 20 = ___
Show answer
Answer: 86
- Operand1
- 66
- Operand2
- 20
- Operator
- +
63 + 14 = ___
Show answer
Answer: 77
- Operand1
- 63
- Operand2
- 14
- Operator
- +
8 + 61 = ___
Show answer
Answer: 69
- Operand1
- 8
- Operand2
- 61
- 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.