Practicing subtraction using a thermometer for a number line makes math fun! In this lesson, your students will get more comfortable with subtracting two digit numbers.

Engage students in comparing three-digit numbers by playing a fun game. Through this lesson, students will gain hands-on experience with using their knowledge of place value to compare numbers.

Use this lesson to introduce the tool of base-ten blocks to your students. This scaffolded EL support lesson can be used as a stand-alone activity, or prior to teaching Three-Digit Addition with Base-Ten Models.