- What is the next number in the sequence? 10, 20, __, 40, 50
- Count by 5s: 10, 15, 20, 25, __
- Count the squares: How many are there? (5 squares)
- Count by 3s: 6, 9, 12, 15, __
- Count the triangles: How many are there? (19 triangles)
- Count by 2s: 10, 12, 14, 16, __
- What is the next number in the sequence? 5, 10, 15, __, 25
- What is the next number in the sequence? 5, 10, __, 20, 25
- What is the next number in the sequence? 10, 15, __, 25, 30
- What is the next number in the sequence? 9, __, 15, 18, 21
- Count the dots: How many are there? (19 dots)
- Count the stars: How many are there? (11 stars)
- Count the dots: How many are there? (15 dots)
- Count by 5s: 5, 10, 15, 20, __
- Count by 2s: 8, 10, 12, 14, __
- What comes after 8?
- What comes after 7?
- Count the dots: How many are there? (20 dots)
- Count the triangles: How many are there? (8 triangles)
Practice counting 1 20 with free printable worksheets for Grade 1. Uniquely generated — reinforce key math skills with every set.
Frequently Asked Questions
How do I use this Counting 1 20 Grade 1 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.