Workbook Detail
Addition Special Types Missing Addend — Set 25
70 + 16 = ___
Show answer
Answer: 86
- Operand1
- 70
- Operand2
- 16
- Operator
- +
57 + 21 = ___
Show answer
Answer: 78
- Operand1
- 57
- Operand2
- 21
- Operator
- +
43 + 24 = ___
Show answer
Answer: 67
- Operand1
- 43
- Operand2
- 24
- Operator
- +
13 + 61 = ___
Show answer
Answer: 74
- Operand1
- 13
- Operand2
- 61
- Operator
- +
61 + 20 = ___
Show answer
Answer: 81
- Operand1
- 61
- Operand2
- 20
- Operator
- +
20 + 78 = ___
Show answer
Answer: 98
- Operand1
- 20
- Operand2
- 78
- Operator
- +
20 + 32 = ___
Show answer
Answer: 52
- Operand1
- 20
- Operand2
- 32
- Operator
- +
43 + 22 = ___
Show answer
Answer: 65
- Operand1
- 43
- Operand2
- 22
- Operator
- +
47 + 10 = ___
Show answer
Answer: 57
- Operand1
- 47
- Operand2
- 10
- Operator
- +
45 + 52 = ___
Show answer
Answer: 97
- Operand1
- 45
- Operand2
- 52
- Operator
- +
66 + 11 = ___
Show answer
Answer: 77
- Operand1
- 66
- Operand2
- 11
- Operator
- +
21 + 12 = ___
Show answer
Answer: 33
- Operand1
- 21
- Operand2
- 12
- Operator
- +
74 + 20 = ___
Show answer
Answer: 94
- Operand1
- 74
- Operand2
- 20
- Operator
- +
76 + 23 = ___
Show answer
Answer: 99
- Operand1
- 76
- Operand2
- 23
- Operator
- +
58 + 31 = ___
Show answer
Answer: 89
- Operand1
- 58
- Operand2
- 31
- Operator
- +
23 + 62 = ___
Show answer
Answer: 85
- Operand1
- 23
- Operand2
- 62
- Operator
- +
14 + 44 = ___
Show answer
Answer: 58
- Operand1
- 14
- Operand2
- 44
- Operator
- +
27 + 50 = ___
Show answer
Answer: 77
- Operand1
- 27
- Operand2
- 50
- Operator
- +
33 + 50 = ___
Show answer
Answer: 83
- Operand1
- 33
- Operand2
- 50
- Operator
- +
17 + 71 = ___
Show answer
Answer: 88
- Operand1
- 17
- Operand2
- 71
- 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.