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A percentage can be considered a fraction with a denominator of 100. 25% is 25/100, which can be simplified to 1/4. Similarly, 20% is 20/100, which simplifies to 1/5. Thus, 1/4 is comparable to 1/5 by comparing 25% to 20%.

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Q: How can you use percents to compare two ratios with different denominators?
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When do you compare using ratios percents and rates and when do you compare using differences?

when you are specifically comparing 2 sets of data (2 #'s, 2 percents, 2 rates ect.)


What is the relation between ratios percents and proportions?

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To compare ratios, compare the products of the outer terms by the inner terms.


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they both have the same ratios


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Yes, all percents are ratios.for example, 3% is 3/100.28% is 28/100 or 7/25.0% is 0/100 or 0.309% is 309/100 or 3 and 9/100.


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