Topics
- Ratios
- Proportional Reasoning
Sample Learning Goals
- Understand the concept of a ratio and use ratio language to describe a ratio relationship between two hand heights.
- Understand the concept of a unit rate a/b associated with a ratio a:b, and use rate language in the context of a ratio relationship.
- Recognize and represent proportional relationships between hand heights.
Standards Alignment
Common Core – Math
7.RP.A.2a
Decide whether two quantities are in a proportional relationship, e.g., by testing for equivalent ratios in a table or graphing on a coordinate plane and observing whether the graph is a straight line through the origin.7.RP.A.2
Recognize and represent proportional relationships between quantities.6.RP.A.2
Understand 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. For example, “This recipe has a ratio of 3 cups of flour to 4 cups of sugar, so there is 3/4 cup of flour for each cup of sugar.” “We paid $75 for 15 hamburgers, which is a rate of $5 per hamburger.”16.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.”
Inclusive Features
Alternative Input
Camera Input
Sound and Sonification
Voicing
Interactive Description
Interactive Description on Mobile Devices
Pan and Zoom
Interactive Highlights
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