Using Multiplication to Find Percent Increase

This video tutorial teaches how to express a percent increase as a product of the original amount. It reviews converting percentages to decimals and using multiplication to find the percent of a number. Common mistakes in understanding percent increase are addressed, emphasizing that the total amount paid is the original amount plus the increase. The tutorial provides examples, including calculating total cost with sales tax and writing expressions for a 12% increase over the original cost.

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