In this direct proportion learning exercise, students read through an example problem and 2 practice questions on how to use direct proportions. Then, students use direct proportions to solve 20 additional questions.
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Comparing Strategies for Proportion Problems
Having problems with proportions? Then solve these proportion problems with an exercise that asks learners to first individually solve a set of problems involving ratios and proportional reasoning. Groups then discuss provided sample...
7th Math CCSS: Designed
Write an Equation the Represents a Proportional Relationship Between Total Cost and Number of Items
Equations can be used to express proportions with y=mx once we solve for the constant. The video introduces the constant of proportionality at the beginning and goes into more detail at the end. The example shares the cost of a whole...
4 mins 6th - 8th Math CCSS: Designed
Calculate Percent of a Number Using a Proportion Model
The Common Core is all about ratios and proportions, and this video uses that method to calculate percents. This is the second video in a series that organizes information from an ice cream poll into a proportion to find how many vanilla...
6 mins 6th - 8th Math CCSS: Designed