Workbook Detail
Addition Special Types Missing Addend — Set 14
44 + 30 = ___
Show answer
Answer: 74
- Operand1
- 44
- Operand2
- 30
- Operator
- +
21 + 21 = ___
Show answer
Answer: 42
- Operand1
- 21
- Operand2
- 21
- Operator
- +
60 + 31 = ___
Show answer
Answer: 91
- Operand1
- 60
- Operand2
- 31
- Operator
- +
29 + 20 = ___
Show answer
Answer: 49
- Operand1
- 29
- Operand2
- 20
- Operator
- +
16 + 23 = ___
Show answer
Answer: 39
- Operand1
- 16
- Operand2
- 23
- Operator
- +
17 + 30 = ___
Show answer
Answer: 47
- Operand1
- 17
- Operand2
- 30
- Operator
- +
10 + 64 = ___
Show answer
Answer: 74
- Operand1
- 10
- Operand2
- 64
- Operator
- +
28 + 50 = ___
Show answer
Answer: 78
- Operand1
- 28
- Operand2
- 50
- Operator
- +
21 + 27 = ___
Show answer
Answer: 48
- Operand1
- 21
- Operand2
- 27
- Operator
- +
36 + 13 = ___
Show answer
Answer: 49
- Operand1
- 36
- Operand2
- 13
- Operator
- +
17 + 82 = ___
Show answer
Answer: 99
- Operand1
- 17
- Operand2
- 82
- Operator
- +
44 + 45 = ___
Show answer
Answer: 89
- Operand1
- 44
- Operand2
- 45
- Operator
- +
61 + 37 = ___
Show answer
Answer: 98
- Operand1
- 61
- Operand2
- 37
- Operator
- +
65 + 20 = ___
Show answer
Answer: 85
- Operand1
- 65
- Operand2
- 20
- Operator
- +
20 + 74 = ___
Show answer
Answer: 94
- Operand1
- 20
- Operand2
- 74
- Operator
- +
48 + 20 = ___
Show answer
Answer: 68
- Operand1
- 48
- Operand2
- 20
- Operator
- +
42 + 12 = ___
Show answer
Answer: 54
- Operand1
- 42
- Operand2
- 12
- Operator
- +
22 + 54 = ___
Show answer
Answer: 76
- Operand1
- 22
- Operand2
- 54
- Operator
- +
65 + 12 = ___
Show answer
Answer: 77
- Operand1
- 65
- Operand2
- 12
- Operator
- +
15 + 40 = ___
Show answer
Answer: 55
- Operand1
- 15
- Operand2
- 40
- 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.