Merging fraction bars of different colors creates a fraction bar of a new color. The new color is made from blending the two colors of the fraction bars being merged. See the video below for an example. This feature can be a great way to explore ratios with students.
Target Grades3 – 7
Common Core Standards6.RP.A.1Understand the concept of a ratio and use ratio language to describe a ratio relationship between two quantities. • 6.RP.A.2Understand the concept of a unit rate a/b associated with a ratio a:b with b ≠ 0, and use rate language in the context of a ratio relationship.