Equal Ratios | All Those Different Size Screens | PBSMathClub

Ever wonder why different size creens look similar? It has to do with equal ratios. In this episode of Math Club, we test to see if different screens are the same ratio. We also uncover the reason why some videos play with a black bar on the top and bottom of your screen. As a bonus, we check into one ratio that lurks in your creepy garage.

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For Teachers
CCSS.MATH.CONTENT.7.RP.A.2.A
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.