- What comes after 6?
- What is the next number in the sequence? 6, __, 10, 12, 14
- Count by 2s: 6, 8, 10, 12, __
- What comes after 15?
- Count by 5s: 0, 5, 10, 15, __
- Count by 3s: 9, 12, 15, 18, __
- What is the next number in the sequence? 10, __, 20, 25, 30
- Count the squares: How many are there? (12 squares)
- What is the next number in the sequence? 10, __, 30, 40, 50
- What is the next number in the sequence? 6, 8, 10, __, 14
- Count by 2s: 4, 6, 8, 10, __
- What comes after 4?
- Count by 10s: 10, 20, 30, 40, __
- What comes after 12?
- What is the next number in the sequence? 10, 15, __, 25, 30
- Count by 3s: 6, 9, 12, 15, __
- What is the next number in the sequence? 10, 20, __, 40, 50
- What is the next number in the sequence? 10, __, 14, 16, 18
- What is the next number in the sequence? 6, 9, 12, __, 18
- Count the triangles: How many are there? (14 triangles)
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.