
Visual model
Average as equal sharing
Average can be pictured as redistributing unequal values into equal groups.Exam cue: Do not forget to divide by the number of values.
- 1Values -> Total: add to get
- 2Total -> Average: divide to get
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Lesson
Use average to find a fair share and percentage to compare quantities out of 100.
Learning objectives
Calculate average by dividing total by number of values.
Convert simple fractions and decimals into percentages.
Use percentages to solve simple comparison problems.
Lesson
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