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Curated Video
Real World Ratio Problem Using Scale
In this short video we will answer a standardized math test question where we are asked to solve a real world ratio problem using scale. We will identify the scale is a ratio. We will use the given scale to write a proportion to...
Curated OER
How Do You Solve a Scale Model Problem Using a Scale Factor?
Scale drawings are used to represent many things. Scales are used all the time on maps, and in architectural drawings. Watch this video as the instructor illustrates a simple drawing of a blueprint to represent the footage of an actual...
Mathed Up!
Enlargements
Make enlargements with and without centers. Pupils work through seven problems dealing with dilations or enlargements. The first couple items are strict enlargements without centers, while the others have centers. Class members also...
Khan Academy
Khan Academy: Ratio Word Problem: Centimeters to Kilometers
Demonstrates how to use ratios to solve a map scale problem. [1:12]