My class used to struggle with the concept of "one more" and " one less" until I started this daily routine with them! After we count the number of days we've been in school and show it on the place value chart, we figure out what would be one more and one less. Now that they can tell you those two numbers with their eyes closed, we've started to work on "ten more" and "ten less" using the chart below:
I recently redecorated my classroom to look like the Cat in the Hat... hence the color theme! To grab this freebie and see how my newly decorated classroom looks, click the picture above to head to my blog. The freebie is at the bottom of the blog post!