Percentages are a way to express a portion of something as a fraction of 100. We’re going to figure out what 20 percent of 47 is.
Understanding percentages is important, since we encounter them all the time in everyday life, from calculating sales tax to figuring out tips.
Understanding percentages and decimals
What is a percentage?
A percentage is simply a way to express a portion of something as a fraction of 100. The word “percent” literally means “out of one hundred,” so if you have 20%, you have 20 out of every 100.
Converting percentages to decimals
To do math with percentages, you need to convert them to decimals first. To do that, you simply divide the percentage by 100. So 20% as a decimal is 0.20.
How to calculate 20% of 47
One way to calculate 20% of 47 is to multiply 47 by 0.20 (the decimal form of 20%).
So, 47 0.20 = 9.4
This means that 20% of 47 is 9.4.
It’s important to double-check these kinds of calculations, especially when you get them from an AI. Even helpful tools can make mistakes sometimes!
Frequently Asked Questions
What is 20 percent of $50?
20 percent of $50 is $10. You can calculate this by multiplying $50 by 0.20 (which is the decimal equivalent of 20%). So, $50 0.20 = $10.
What is a good tip for $47?
A good tip depends on the service, but typically 15-20% is standard. For $47, a 15% tip would be $7.05, and a 20% tip would be $9.40. If the service was exceptional, you might consider tipping more.
What is 20% out of 45?
20% of 45 is 9. You can find this by multiplying 45 by 0.20. That is, 45 0.20 = 9. This means that if you have 45 of something, 20% of it is equal to 9.
What is 20 as a percentage of 47?
20 as a percentage of 47 is approximately 42.55%. To calculate this, you divide 20 by 47 and then multiply by 100. The formula is (20 / 47) 100 = 42.55% (approximately).
Conclusion
To find 20% of 47, you can convert 20% to the decimal 0.20 and then multiply 0.20 by 47. The answer is 9.4. Therefore, 20 percent of 47 is 9.4. Knowing how to calculate percentages is useful in everyday life, whether you’re figuring out a tip or a discount.