- Count by 2s: 8, 10, 12, 14, __
- What is the next number in the sequence? 3, 6, 9, __, 15
- Count by 10s: 0, 10, 20, 30, __
- What comes after 16?
- Count the stars: How many are there? (11 stars)
- What comes after 19?
- Count by 2s: 10, 12, 14, 16, __
- Count by 5s: 5, 10, 15, 20, __
- Count by 2s: 2, 4, 6, 8, __
- Count by 3s: 6, 9, 12, 15, __
- Count the squares: How many are there? (9 squares)
- What is the next number in the sequence? 6, __, 10, 12, 14
- What comes after 11?
- What is the next number in the sequence? 10, 20, 30, __, 50
- What comes after 0?
- Count the apples: How many are there? (13 apples)
- Count the flowers: How many are there? (13 flowers)
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.