Workbook Detail
Counting 1 To 20 — Set 40
What is the next number in the sequence? 10, 20, __, 40, 50
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Answer: 30
- SubType
- skip-counting
- Difficulty
- normal
Count by 3s: 3, 6, 9, 12, __
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Answer: 15
- SubType
- count-by
- Difficulty
- normal
Count the stars: How many are there? (13 stars)
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Answer: 13
- SubType
- count-objects
- Difficulty
- normal
Count the hearts: How many are there? (3 hearts)
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Answer: 3
- SubType
- count-objects
- Difficulty
- normal
Count the circles: How many are there? (14 circles)
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Answer: 14
- SubType
- count-objects
- Difficulty
- normal
Count the triangles: How many are there? (9 triangles)
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Answer: 9
- SubType
- count-objects
- Difficulty
- normal
Count the squares: How many are there? (9 squares)
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Answer: 9
- SubType
- count-objects
- Difficulty
- normal
Count by 3s: 0, 3, 6, 9, __
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Answer: 12
- SubType
- count-by
- Difficulty
- normal
Count the flowers: How many are there? (11 flowers)
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Answer: 11
- SubType
- count-objects
- Difficulty
- normal
Count by 5s: 5, 10, 15, 20, __
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Answer: 25
- SubType
- count-by
- Difficulty
- normal
What comes after 2?
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Answer: 3
- SubType
- what-comes-next
- Difficulty
- normal
What is the next number in the sequence? 6, 9, 12, __, 18
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Answer: 15
- SubType
- skip-counting
- Difficulty
- normal
What is the next number in the sequence? 2, __, 6, 8, 10
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Answer: 4
- SubType
- skip-counting
- Difficulty
- normal
Count the circles: How many are there? (11 circles)
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Answer: 11
- SubType
- count-objects
- Difficulty
- normal
Count the flowers: How many are there? (4 flowers)
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Answer: 4
- SubType
- count-objects
- Difficulty
- normal
What is the next number in the sequence? 8, 10, 12, __, 16
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Answer: 14
- SubType
- skip-counting
- Difficulty
- normal
What is the next number in the sequence? 8, 10, __, 14, 16
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Answer: 12
- 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
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.