Workbook Detail
Addition Special Types Missing Addend — Set 39
30 + 37 = ___
Show answer
Answer: 67
- Operand1
- 30
- Operand2
- 37
- Operator
- +
20 + 29 = ___
Show answer
Answer: 49
- Operand1
- 20
- Operand2
- 29
- Operator
- +
44 + 35 = ___
Show answer
Answer: 79
- Operand1
- 44
- Operand2
- 35
- Operator
- +
32 + 45 = ___
Show answer
Answer: 77
- Operand1
- 32
- Operand2
- 45
- Operator
- +
10 + 14 = ___
Show answer
Answer: 24
- Operand1
- 10
- Operand2
- 14
- Operator
- +
20 + 77 = ___
Show answer
Answer: 97
- Operand1
- 20
- Operand2
- 77
- Operator
- +
74 + 24 = ___
Show answer
Answer: 98
- Operand1
- 74
- Operand2
- 24
- Operator
- +
22 + 32 = ___
Show answer
Answer: 54
- Operand1
- 22
- Operand2
- 32
- Operator
- +
40 + 56 = ___
Show answer
Answer: 96
- Operand1
- 40
- Operand2
- 56
- Operator
- +
20 + 20 = ___
Show answer
Answer: 40
- Operand1
- 20
- Operand2
- 20
- Operator
- +
21 + 76 = ___
Show answer
Answer: 97
- Operand1
- 21
- Operand2
- 76
- Operator
- +
35 + 23 = ___
Show answer
Answer: 58
- Operand1
- 35
- Operand2
- 23
- Operator
- +
28 + 21 = ___
Show answer
Answer: 49
- Operand1
- 28
- Operand2
- 21
- Operator
- +
52 + 23 = ___
Show answer
Answer: 75
- Operand1
- 52
- Operand2
- 23
- Operator
- +
59 + 40 = ___
Show answer
Answer: 99
- Operand1
- 59
- Operand2
- 40
- Operator
- +
12 + 40 = ___
Show answer
Answer: 52
- Operand1
- 12
- Operand2
- 40
- Operator
- +
47 + 12 = ___
Show answer
Answer: 59
- Operand1
- 47
- Operand2
- 12
- Operator
- +
19 + 30 = ___
Show answer
Answer: 49
- Operand1
- 19
- Operand2
- 30
- Operator
- +
22 + 22 = ___
Show answer
Answer: 44
- Operand1
- 22
- Operand2
- 22
- Operator
- +
76 + 20 = ___
Show answer
Answer: 96
- Operand1
- 76
- Operand2
- 20
- 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.