Addition Special Types Mental Math — Set 4
Exercise 1
Show answer
Answer: 151
- Operand1
- 79
- Operand2
- 72
- Operator
- +
Exercise 2
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Answer: 100
- Operand1
- 24
- Operand2
- 76
- Operator
- +
Exercise 3
Show answer
Answer: 137
- Operand1
- 70
- Operand2
- 67
- Operator
- +
Exercise 4
Show answer
Answer: 173
- Operand1
- 85
- Operand2
- 88
- Operator
- +
Exercise 5
Show answer
Answer: 117
- Operand1
- 85
- Operand2
- 32
- Operator
- +
Exercise 6
Show answer
Answer: 94
- Operand1
- 76
- Operand2
- 18
- Operator
- +
Exercise 7
Show answer
Answer: 121
- Operand1
- 38
- Operand2
- 83
- Operator
- +
Exercise 8
Show answer
Answer: 50
- Operand1
- 35
- Operand2
- 15
- Operator
- +
Exercise 9
Show answer
Answer: 135
- Operand1
- 36
- Operand2
- 99
- Operator
- +
Exercise 10
Show answer
Answer: 104
- Operand1
- 24
- Operand2
- 80
- Operator
- +
Exercise 11
Show answer
Answer: 153
- Operand1
- 69
- Operand2
- 84
- Operator
- +
Exercise 12
Show answer
Answer: 133
- Operand1
- 38
- Operand2
- 95
- Operator
- +
Exercise 13
Show answer
Answer: 118
- Operand1
- 47
- Operand2
- 71
- Operator
- +
Exercise 14
Show answer
Answer: 119
- Operand1
- 28
- Operand2
- 91
- Operator
- +
Exercise 15
Show answer
Answer: 135
- Operand1
- 91
- Operand2
- 44
- Operator
- +
Exercise 16
Show answer
Answer: 127
- Operand1
- 70
- Operand2
- 57
- Operator
- +
Exercise 17
Show answer
Answer: 64
- Operand1
- 9
- Operand2
- 55
- Operator
- +
Exercise 18
Show answer
Answer: 154
- Operand1
- 61
- Operand2
- 93
- Operator
- +
Exercise 19
Show answer
Answer: 134
- Operand1
- 71
- Operand2
- 63
- Operator
- +
Exercise 20
Show answer
Answer: 62
- Operand1
- 48
- Operand2
- 14
- 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.