Workbook Detail
Addition Special Types Missing Addend — Set 65
11 + 10 = ___
Show answer
Answer: 21
- Operand1
- 11
- Operand2
- 10
- Operator
- +
11 + 67 = ___
Show answer
Answer: 78
- Operand1
- 11
- Operand2
- 67
- Operator
- +
70 + 10 = ___
Show answer
Answer: 80
- Operand1
- 70
- Operand2
- 10
- Operator
- +
60 + 14 = ___
Show answer
Answer: 74
- Operand1
- 60
- Operand2
- 14
- Operator
- +
47 + 10 = ___
Show answer
Answer: 57
- Operand1
- 47
- Operand2
- 10
- Operator
- +
37 + 51 = ___
Show answer
Answer: 88
- Operand1
- 37
- Operand2
- 51
- Operator
- +
39 + 30 = ___
Show answer
Answer: 69
- Operand1
- 39
- Operand2
- 30
- Operator
- +
21 + 20 = ___
Show answer
Answer: 41
- Operand1
- 21
- Operand2
- 20
- Operator
- +
63 + 20 = ___
Show answer
Answer: 83
- Operand1
- 63
- Operand2
- 20
- Operator
- +
31 + 23 = ___
Show answer
Answer: 54
- Operand1
- 31
- Operand2
- 23
- Operator
- +
10 + 61 = ___
Show answer
Answer: 71
- Operand1
- 10
- Operand2
- 61
- Operator
- +
25 + 10 = ___
Show answer
Answer: 35
- Operand1
- 25
- Operand2
- 10
- Operator
- +
71 + 18 = ___
Show answer
Answer: 89
- Operand1
- 71
- Operand2
- 18
- Operator
- +
51 + 44 = ___
Show answer
Answer: 95
- Operand1
- 51
- Operand2
- 44
- Operator
- +
55 + 41 = ___
Show answer
Answer: 96
- Operand1
- 55
- Operand2
- 41
- Operator
- +
41 + 36 = ___
Show answer
Answer: 77
- Operand1
- 41
- Operand2
- 36
- Operator
- +
22 + 20 = ___
Show answer
Answer: 42
- Operand1
- 22
- Operand2
- 20
- Operator
- +
25 + 41 = ___
Show answer
Answer: 66
- Operand1
- 25
- Operand2
- 41
- Operator
- +
36 + 43 = ___
Show answer
Answer: 79
- Operand1
- 36
- Operand2
- 43
- Operator
- +
11 + 51 = ___
Show answer
Answer: 62
- Operand1
- 11
- Operand2
- 51
- Operator
- +
Teaching Notes
Download this free addition missing addends to 20 math worksheet. Uniquely generated with an answer key — great for homework, practice, or assessment.
Features
- Printable PDF format
- Answer key included
- Multiple difficulty levels
- Classroom and home friendly
How to Use These Worksheets
- Select a missing addends to 20 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
How do I use this Addition Missing Addends To 20 Math Worksheet worksheet?
Print the worksheet and complete the problems. Each set number generates a unique arrangement. Use the same set number for all students in a class for consistent assessment.
Is there an answer key?
Yes — every worksheet includes a complete answer key. Print it separately or view it on screen.