Workbook Detail
Addition Special Types Missing Addend — Set 90
12 + 11 = ___
Show answer
Answer: 23
- Operand1
- 12
- Operand2
- 11
- Operator
- +
44 + 22 = ___
Show answer
Answer: 66
- Operand1
- 44
- Operand2
- 22
- Operator
- +
27 + 30 = ___
Show answer
Answer: 57
- Operand1
- 27
- Operand2
- 30
- Operator
- +
15 + 41 = ___
Show answer
Answer: 56
- Operand1
- 15
- Operand2
- 41
- Operator
- +
25 + 34 = ___
Show answer
Answer: 59
- Operand1
- 25
- Operand2
- 34
- Operator
- +
62 + 37 = ___
Show answer
Answer: 99
- Operand1
- 62
- Operand2
- 37
- Operator
- +
47 + 12 = ___
Show answer
Answer: 59
- Operand1
- 47
- Operand2
- 12
- Operator
- +
14 + 10 = ___
Show answer
Answer: 24
- Operand1
- 14
- Operand2
- 10
- Operator
- +
43 + 11 = ___
Show answer
Answer: 54
- Operand1
- 43
- Operand2
- 11
- Operator
- +
30 + 26 = ___
Show answer
Answer: 56
- Operand1
- 30
- Operand2
- 26
- Operator
- +
27 + 30 = ___
Show answer
Answer: 57
- Operand1
- 27
- Operand2
- 30
- Operator
- +
48 + 20 = ___
Show answer
Answer: 68
- Operand1
- 48
- Operand2
- 20
- Operator
- +
34 + 10 = ___
Show answer
Answer: 44
- Operand1
- 34
- Operand2
- 10
- Operator
- +
25 + 34 = ___
Show answer
Answer: 59
- Operand1
- 25
- Operand2
- 34
- Operator
- +
21 + 63 = ___
Show answer
Answer: 84
- Operand1
- 21
- Operand2
- 63
- Operator
- +
15 + 50 = ___
Show answer
Answer: 65
- Operand1
- 15
- Operand2
- 50
- Operator
- +
20 + 52 = ___
Show answer
Answer: 72
- Operand1
- 20
- Operand2
- 52
- Operator
- +
60 + 15 = ___
Show answer
Answer: 75
- Operand1
- 60
- Operand2
- 15
- Operator
- +
48 + 51 = ___
Show answer
Answer: 99
- Operand1
- 48
- Operand2
- 51
- Operator
- +
33 + 41 = ___
Show answer
Answer: 74
- Operand1
- 33
- Operand2
- 41
- 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.