In this module, you can study how to calculate percent increase and percent decrease.
100 reduced by 25% is 75, but 75 increased by 25% is not 100!
If an house price increases 20% one year and 10% the next year, it has gone up 32% (not 30%!) of the original value.
Study and practice
Use these search terms to find additional resources:
percent increase
percent decrease
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