Number & Operations_Ratio

COUNTDOWN, Using the technology of QuickTime movies to develope math skills. Developed by Loyola University Chicago School of Education and Chicago GEAR UP Alliance.

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Number & Operations - ratio

Writing Ratios: Intro
Writing Ratios
Solving Ratio Problem
Gear Ratio: Part 1
Gear Ratio: Part 2

Population Growth Using Subtraction
Population Growth Using Ratio
Creating the Golden Ratio on the Computer: Part 2
Creating the Golden Ratio on the Computer: Part 2