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Department of Mathematics & Statistics

Quantitative Reasoning 101


Khan Academy Resources

Pre-Algebra Topics

Should you purchase the cereal in the 20 ounce box or the 90 ounce bag? By comparing the ratios of price to ounces you can make smart decisions.  Would you rather have a car that can drive an average of 300 miles on one tank of gas than one that can travel 250 kilometers on one tank? If the cars have different size tanks, we can use ratios and unit conversions to make a smart decision.

Reading and interpreting data:

Reading stem and leaf plots
Reading pictographs - Part 1
Reading pictographs - Part 2
Reading bar charts - Part 1
Reading bar charts - Part 2
Reading bar charts - Part 3
Creating bar charts
Multiple equations without variables
Quantitative comparison questions
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