How do teachers calculate test averages? Viewers learn how to calculate test averages in the fifth installment of an 11-part Math in Science video series. The video consider different situations and grading schemes to calculate weighted and unweighted test averages.

Concepts

percents, percent problems

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Additional Tags

science

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Instructional Ideas

• Provide learners with their test scores to calculate their average
• Use the video as an intervention tool for those struggling with percentages and weighted averages

Classroom Considerations

• Video assumes viewers can already convert percents to decimals

• This video is hosted on YouTube

Pros

• Video gives a simple, straightforward explanation of the process

Cons

• In the point system example, the easiest — and probably most often used method — is to add up all points and divide by the total possible points, which is not the method shown in the video