Libby Leans

Basic resource for teaching number sense through 20. Students can use the colorful chart to find sums up to 20 and then decompose numbers for added fluency. Quick and easy assessment tool for showing number sense abilities. Be sure to look for the Addition Helper to 10 for younger mathematicians! Thanks!

Print this colorful chart to help your young mathematicians master the addition tables. Resource includes a table to complete sums for reference or assessment. Look for the Addition Helper to 20 for extension work!