Workbook Detail
Addition Special Types Missing Addend — Set 23
36 + 30 = ___
Show answer
Answer: 66
- Operand1
- 36
- Operand2
- 30
- Operator
- +
41 + 12 = ___
Show answer
Answer: 53
- Operand1
- 41
- Operand2
- 12
- Operator
- +
43 + 55 = ___
Show answer
Answer: 98
- Operand1
- 43
- Operand2
- 55
- Operator
- +
15 + 13 = ___
Show answer
Answer: 28
- Operand1
- 15
- Operand2
- 13
- Operator
- +
51 + 11 = ___
Show answer
Answer: 62
- Operand1
- 51
- Operand2
- 11
- Operator
- +
13 + 31 = ___
Show answer
Answer: 44
- Operand1
- 13
- Operand2
- 31
- Operator
- +
11 + 33 = ___
Show answer
Answer: 44
- Operand1
- 11
- Operand2
- 33
- Operator
- +
20 + 51 = ___
Show answer
Answer: 71
- Operand1
- 20
- Operand2
- 51
- Operator
- +
65 + 31 = ___
Show answer
Answer: 96
- Operand1
- 65
- Operand2
- 31
- Operator
- +
84 + 12 = ___
Show answer
Answer: 96
- Operand1
- 84
- Operand2
- 12
- Operator
- +
76 + 13 = ___
Show answer
Answer: 89
- Operand1
- 76
- Operand2
- 13
- Operator
- +
63 + 35 = ___
Show answer
Answer: 98
- Operand1
- 63
- Operand2
- 35
- Operator
- +
22 + 72 = ___
Show answer
Answer: 94
- Operand1
- 22
- Operand2
- 72
- Operator
- +
46 + 41 = ___
Show answer
Answer: 87
- Operand1
- 46
- Operand2
- 41
- Operator
- +
10 + 48 = ___
Show answer
Answer: 58
- Operand1
- 10
- Operand2
- 48
- Operator
- +
75 + 23 = ___
Show answer
Answer: 98
- Operand1
- 75
- Operand2
- 23
- Operator
- +
25 + 21 = ___
Show answer
Answer: 46
- Operand1
- 25
- Operand2
- 21
- Operator
- +
21 + 12 = ___
Show answer
Answer: 33
- Operand1
- 21
- Operand2
- 12
- Operator
- +
32 + 57 = ___
Show answer
Answer: 89
- Operand1
- 32
- Operand2
- 57
- Operator
- +
43 + 10 = ___
Show answer
Answer: 53
- Operand1
- 43
- Operand2
- 10
- 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.