Workbook Detail
Addition Special Types Missing Addend — Set 81
47 + 12 = ___
Show answer
Answer: 59
- Operand1
- 47
- Operand2
- 12
- Operator
- +
88 + 11 = ___
Show answer
Answer: 99
- Operand1
- 88
- Operand2
- 11
- Operator
- +
11 + 83 = ___
Show answer
Answer: 94
- Operand1
- 11
- Operand2
- 83
- Operator
- +
33 + 51 = ___
Show answer
Answer: 84
- Operand1
- 33
- Operand2
- 51
- Operator
- +
72 + 26 = ___
Show answer
Answer: 98
- Operand1
- 72
- Operand2
- 26
- Operator
- +
46 + 12 = ___
Show answer
Answer: 58
- Operand1
- 46
- Operand2
- 12
- Operator
- +
33 + 40 = ___
Show answer
Answer: 73
- Operand1
- 33
- Operand2
- 40
- Operator
- +
22 + 33 = ___
Show answer
Answer: 55
- Operand1
- 22
- Operand2
- 33
- Operator
- +
13 + 81 = ___
Show answer
Answer: 94
- Operand1
- 13
- Operand2
- 81
- Operator
- +
23 + 40 = ___
Show answer
Answer: 63
- Operand1
- 23
- Operand2
- 40
- Operator
- +
82 + 11 = ___
Show answer
Answer: 93
- Operand1
- 82
- Operand2
- 11
- Operator
- +
34 + 25 = ___
Show answer
Answer: 59
- Operand1
- 34
- Operand2
- 25
- Operator
- +
36 + 21 = ___
Show answer
Answer: 57
- Operand1
- 36
- Operand2
- 21
- Operator
- +
43 + 51 = ___
Show answer
Answer: 94
- Operand1
- 43
- Operand2
- 51
- Operator
- +
15 + 50 = ___
Show answer
Answer: 65
- Operand1
- 15
- Operand2
- 50
- Operator
- +
64 + 30 = ___
Show answer
Answer: 94
- Operand1
- 64
- Operand2
- 30
- Operator
- +
38 + 60 = ___
Show answer
Answer: 98
- Operand1
- 38
- Operand2
- 60
- Operator
- +
54 + 44 = ___
Show answer
Answer: 98
- Operand1
- 54
- Operand2
- 44
- Operator
- +
51 + 46 = ___
Show answer
Answer: 97
- Operand1
- 51
- Operand2
- 46
- Operator
- +
35 + 60 = ___
Show answer
Answer: 95
- Operand1
- 35
- Operand2
- 60
- 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.