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Grade 8:  The Learning Equation Math

12.12 Equivalent Rates

Number Operations

Refresher pp 34-35
Learning Outcomes:

The student will:

Kilometers Per Litre Calculator

This calculator will compute your car's Miles Per Gallon and forecast your gasoline expense for one month and for one year. It also allows you to see how much money you would save if you were driving a car that got better gas mileage.

Beginning Odometer Reading

Ending Odometer Reading

# of litres Pumped This Fill

Local Cost of One Litre of Gas

Average # of km Driven Per Day

km/L

Gas Expense Per Month

Gas Expense Per Year
Enter a higher km/L figure for comparison:  

Results:

 
Press Reload/Refressh if calculator does not function.
Follow the directions to learn how to convert from scientific notation to whole numbers using the scientific calculator, then make your own examples.
Unit Price = $Total wpe57.jpg (799 bytes) #objects wpeB3.jpg (732 bytes)
Speed = distance wpe57.jpg (799 bytes) #hours wpeB3.jpg (732 bytes)
Gasoline Economy = distance(km) wpe57.jpg (799 bytes) #litres wpeB3.jpg (732 bytes)
Paint Coverage = area of wall painted wpe57.jpg (799 bytes) #litres wpeB3.jpg (732 bytes)

 

Algebra.help -- Proportion Calculator

Award Winning Real Hourly Wage JavaScript Calculator!

 

Speed Word Problems

Webmath.com: Rate 2

 

 

Learning Planet - Fraction Frenzy

 

Review:

Enrichment:

 

Key Terms:

equivalent, proportion, rate, ratio, equivalent rate, unit rate

Wordsearch 12.06 - 12.11

 

Prerequisite Skills:

Rate and Ratio:   Grade 7 Lesson 12.08

Proportion:   Grade 7 Lesson 12.09

 
 

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