Proportional Reasoning and Statistics Review in a PowerPoint Presentation This slideshow lesson is very animated with a flow-through technique. This lesson contains all of the following topics: Unit Rate, Ratios, and Proportions 8.EE.B.5 Ratio and Percent Problems 7.RP.A.3 Probability of Simple Events 7.SP.C.5 Mean, Median, Mode, Range, and Outlier 7.SP.B.4, 6.SP.B.5c