Subtraction up to 20-Exercise 11

This worksheet offers first graders a chance to practice their subtraction skills with numbers up to twenty. Students will subtract a series of numbers and write the answers, helping them strengthen their understanding of basic subtraction concepts. This activity is perfect for reinforcing what they've learned in class or for independent work during math centers. To get started, you might warm up with a quick review of subtraction facts using fingers or counters, which can make the process more interactive and enjoyable!