Case File: How to Solve Multi-step Problems Involving Percent
TL;DR: Multi-step percent problems string two or more percent moves together — find a percent first, then add or subtract it, or apply a second percent to the new total. Think “tax on top of a discount” or “interest on top of interest.” The honest secret is to break it into one calculation at a […]
How to Use Strip Diagrams to Solve Multi-step Word Problems
Strip diagrams, also known as bar models, are a great way for students to visualize multi-step word problems.