Intro to ratios

Students will learn how to find the ratio between two things. They'll learn how to find ratios from images, tables, and word problems. Conclude by giving your students this challenge.

Watch these Khan Academy videos:

Intro to ratios
Part:whole ratios

Do these Khan Academy exercises:

Equivalent ratios
Basic ratios
Create double number lines
Ratios with double number lines
Relate double numbers lines and ratio tables
Ratios with tape diagrams

Conclude by leading this investigation:

Pillage and Profit (algebra)
by MathPickle

6.RP.A.1: Understand the concept of a ratio and use ratio language to describe a ratio relationship between two quantities. For example, "The ratio of wings to beaks in the bird house at the zoo was 2:1, because for every 2 wings there was 1 beak." "For every vote candidate A received, candidate C received nearly three votes."

Lessons and practice problems