Podcast
Questions and Answers
Paano maituturing ang isang porsyento?
Paano maituturing ang isang porsyento?
Paano maitatransporma ang 75% sa desimal na numero?
Paano maitatransporma ang 75% sa desimal na numero?
Ano ang ratio kung ang porsyento ay nag-uumapaw mula 20% hanggang 80%?
Ano ang ratio kung ang porsyento ay nag-uumapaw mula 20% hanggang 80%?
Ano ang katumbas na porsyento ng \(rac{3}{4}\)?
Ano ang katumbas na porsyento ng \(rac{3}{4}\)?
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Paano ma-express ang ratio bilang porsyento kung ang ratio ay 2:5?
Paano ma-express ang ratio bilang porsyento kung ang ratio ay 2:5?
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Ano ang katumbas na desimal sa 85%?
Ano ang katumbas na desimal sa 85%?
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What is the percent equivalent of the fraction $\frac{3}{8}$?
What is the percent equivalent of the fraction $\frac{3}{8}$?
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If the ratio of apples to oranges is 3:5, what percent of the total fruits are apples?
If the ratio of apples to oranges is 3:5, what percent of the total fruits are apples?
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Which fraction is equivalent to 65%?
Which fraction is equivalent to 65%?
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What is the decimal equivalent of 12.5%?
What is the decimal equivalent of 12.5%?
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If 20% of a class failed a test, and the class has 30 students, what is the ratio of students who failed to those who passed?
If 20% of a class failed a test, and the class has 30 students, what is the ratio of students who failed to those who passed?
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What percent of a $60 item is a 15% discount?
What percent of a $60 item is a 15% discount?
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If a recipe calls for 75% of a cup of flour, what fraction of a cup is required?
If a recipe calls for 75% of a cup of flour, what fraction of a cup is required?
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A store offers a 20% discount on all items. If an item originally costs $80, what is the discounted price?
A store offers a 20% discount on all items. If an item originally costs $80, what is the discounted price?
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What is the ratio of 35% to 70%?
What is the ratio of 35% to 70%?
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If a student scores 80% on a test with 50 questions, how many questions did they answer correctly?
If a student scores 80% on a test with 50 questions, how many questions did they answer correctly?
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Study Notes
Percent
A percentage is a measure of one value relative to another. It represents part of a whole quantity, with the whole quantity being represented by 100%.
Percent to Fractions
To convert percent to a fraction, you follow these steps:
- Divide the number by 100.
- If the result has a decimal point, move the decimal point two places to the left. For example:
- 50% = 0.5
- 75% = 0.75
- 90.67% = 0.9067
Percent to Ratios
Percent can also represent ratios when comparing values. For example, if something increases from 50% to 75%, it has doubled. This means there are twice as many units in the second quantity compared to the first. In this case, we can say that the ratio between the quantities is 2:1.
Percent to Decimal Numbers
Decimal numbers are any number to the right of the decimal point. They represent a portion of a whole. For example, 0.25 is a quarter of 1 unit, and 0.888 is 88.8% of 1 unit. To convert decimals to percentages, multiply them by 100 and append the % symbol.
Fractions to Percent
Convert a fraction to a percentage by dividing the numerator by the denominator and multiplying by 100. For example, (\frac{2}{5}) becomes (40%).
Ratios to Percent
Ratios can be converted into percentages by determining what proportion each part makes up of the whole. The sum of all parts must equal 100% if they represent different parts of the whole. However, the parts do not have to be equal. For example, if 2 out of every 5 people prefer beer over wine, then 40% of people prefer beer.
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Description
Matuto kung paano mag-convert ng mga porsyento papunta sa fractions, ratios, decimals, at kung paano i-convert ang fractions at ratios pabalik sa porsyento. Mahalaga ang pag-unawa sa mga konbersyon na ito sa iba't ibang sitwasyon.