Workbook Detail
Counting 1 To 20 — Set 28
Count the stars: How many are there? (19 stars)
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Answer: 19
- SubType
- count-objects
- Difficulty
- normal
What is the next number in the sequence? 10, 15, 20, __, 30
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Answer: 25
- SubType
- skip-counting
- Difficulty
- normal
What is the next number in the sequence? 9, 12, __, 18, 21
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Answer: 15
- SubType
- skip-counting
- Difficulty
- normal
What is the next number in the sequence? 10, __, 30, 40, 50
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Answer: 20
- SubType
- skip-counting
- Difficulty
- normal
Count by 3s: 6, 9, 12, 15, __
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Answer: 18
- SubType
- count-by
- Difficulty
- normal
What comes after 6?
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Answer: 7
- SubType
- what-comes-next
- Difficulty
- normal
What is the next number in the sequence? 5, 10, 15, __, 25
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Answer: 20
- SubType
- skip-counting
- Difficulty
- normal
What comes after 17?
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Answer: 18
- SubType
- what-comes-next
- Difficulty
- normal
Count the squares: How many are there? (2 squares)
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Answer: 2
- SubType
- count-objects
- Difficulty
- normal
Count by 5s: 5, 10, 15, 20, __
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Answer: 25
- SubType
- count-by
- Difficulty
- normal
Count by 3s: 9, 12, 15, 18, __
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Answer: 21
- SubType
- count-by
- Difficulty
- normal
What is the next number in the sequence? 4, __, 8, 10, 12
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Answer: 6
- SubType
- skip-counting
- Difficulty
- normal
Count by 2s: 10, 12, 14, 16, __
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Answer: 18
- SubType
- count-by
- Difficulty
- normal
What comes after 1?
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Answer: 2
- SubType
- what-comes-next
- Difficulty
- normal
What comes after 19?
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Answer: 20
- SubType
- what-comes-next
- Difficulty
- normal
What comes after 10?
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Answer: 11
- SubType
- what-comes-next
- Difficulty
- normal
Count by 3s: 3, 6, 9, 12, __
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Answer: 15
- SubType
- count-by
- Difficulty
- normal
What comes after 4?
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Answer: 5
- SubType
- what-comes-next
- Difficulty
- normal
Teaching Notes
Practice counting 1 to 20 with free printable worksheets. Uniquely generated — reinforce key math skills with every set.
Frequently Asked Questions
How do I use this Counting 1 To 20 Worksheets 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.