Understanding ratios and proportional relationships starts in sixth grade mathematics. These ideas are extremely important in our daily lives. Since this is a new topic for students, they need to use hands on items and drawings to really see what happens. These include using tables, tape diagrams, double line diagrams and graphs to represent ratios. They also apply what they learn to understanding percents in the real world. It is important that students solve many multi-step real world problems using ratio and percent.

What is a double number line?

Intro to tape diagrams for ratio.

Using tape diagrams for ratio problems.