Application of Percentage

The video tutorial explains the concept of percentages, their widespread use in various contexts such as discounts, interest rates, and population statistics. It provides a detailed understanding of what percentages mean, how to calculate them, and how to convert ratios into percentages. The tutorial also covers how to express changes in quantities as percentages, using practical examples to illustrate these concepts.

How do you convert a ratio into a percentage, as shown in the example with marbles?

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If the population of a country increases from 150,000 to 172,000, how would you express this change in percentage?

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What is the formula to calculate the percentage increase or decrease in a quantity?

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