PHET Interactive Simulations: Unit Rates
Topics
Ratios
Proportional Reasoning
Double Number Line
Unit Rate
Description
Discover the unit rate while shopping for fruits, vegetables, and candy. Construct a double number line and look for patterns. Challenge yourself on the race track as you compare cars with different rates!
Sample Learning Goals
Interpret ratios of mixed units (e.g. $/lb)
Define the unit rate and determine a method to calculate it
Predict how changing the numerator or denominator of a rate will affect the unit rate
Use the double number line to reason about rates and solve real-world problems
Develop strategies to use the unit rate to solve problems
Compare unit rates between two simultaneous situations