Workbook Detail
Subtraction Number Range Within 100 — Set 45
21 - 20 = ___
Show answer
Answer: 1
- Operand1
- 21
- Operand2
- 20
- Operator
- -
94 - 24 = ___
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Answer: 70
- Operand1
- 94
- Operand2
- 24
- Operator
- -
95 - 31 = ___
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Answer: 64
- Operand1
- 95
- Operand2
- 31
- Operator
- -
58 - 20 = ___
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Answer: 38
- Operand1
- 58
- Operand2
- 20
- Operator
- -
19 - 6 = ___
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Answer: 13
- Operand1
- 19
- Operand2
- 6
- Operator
- -
63 - 30 = ___
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Answer: 33
- Operand1
- 63
- Operand2
- 30
- Operator
- -
82 - 52 = ___
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Answer: 30
- Operand1
- 82
- Operand2
- 52
- Operator
- -
68 - 51 = ___
Show answer
Answer: 17
- Operand1
- 68
- Operand2
- 51
- Operator
- -
64 - 40 = ___
Show answer
Answer: 24
- Operand1
- 64
- Operand2
- 40
- Operator
- -
48 - 10 = ___
Show answer
Answer: 38
- Operand1
- 48
- Operand2
- 10
- Operator
- -
68 - 42 = ___
Show answer
Answer: 26
- Operand1
- 68
- Operand2
- 42
- Operator
- -
94 - 70 = ___
Show answer
Answer: 24
- Operand1
- 94
- Operand2
- 70
- Operator
- -
67 - 31 = ___
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Answer: 36
- Operand1
- 67
- Operand2
- 31
- Operator
- -
7 - 6 = ___
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Answer: 1
- Operand1
- 7
- Operand2
- 6
- Operator
- -
- VisualIntent
- Layout: picture-equationOperation: subtractItems: [{"count":7,"role":"groupA"},{"count":6,"role":"groupB"}]CrossedCount: 6
73 - 30 = ___
Show answer
Answer: 43
- Operand1
- 73
- Operand2
- 30
- Operator
- -
51 - 1 = ___
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Answer: 50
- Operand1
- 51
- Operand2
- 1
- Operator
- -
32 - 10 = ___
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Answer: 22
- Operand1
- 32
- Operand2
- 10
- Operator
- -
3 - 2 = ___
Show answer
Answer: 1
- Operand1
- 3
- Operand2
- 2
- Operator
- -
- VisualIntent
- Layout: picture-equationOperation: subtractItems: [{"count":3,"role":"groupA"},{"count":2,"role":"groupB"}]CrossedCount: 2
15 - 10 = ___
Show answer
Answer: 5
- Operand1
- 15
- Operand2
- 10
- Operator
- -
5 - 2 = ___
Show answer
Answer: 3
- Operand1
- 5
- Operand2
- 2
- Operator
- -
- VisualIntent
- Layout: picture-equationOperation: subtractItems: [{"count":5,"role":"groupA"},{"count":2,"role":"groupB"}]CrossedCount: 2
Teaching Notes
Download this free subtraction within 100 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 within 100 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 Subtraction Within 100 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.