What's the unknown? In this lesson, your students will become familiar with strategies that can help them solve for the unknown factor in multiplication problems.

Use this lesson to help students build their speaking and listening skills as they learn how to critique a flawed response using discussion cards. Use this as a stand-alone support lesson or alongside the activity Break it Down!

Students will practice subtracting decimal numbers by calculating the total of prominent political figures’ meals at a pizzeria. Then, students can create and solve their own word problems using the menu on the activity.