# percent calculator: The Good, the Bad, and the Ugly

If you've ever found yourself staring at a half-eaten pie, wondering how the part that's left compares to the size of the original pie, congratulations: You have actually been considering percentages. Although technically the term "percentage" describes a part out of 100, in real-world terms it really handles how a portion of something-- state, that half-eaten pie-- compares to the entire. For instance, half is equal to half, or 50 out of 100. You can use a calculator to quickly exercise percentages.
The 3 terms in a percentage estimation are the part, the whole, and the portion. In the formula: 25% of 40 = 10, 10 is the part, 40 is the entire, and 25 is the portion. In the math world, working out portions typically suggests that one of those terms is missing and you require to find it. If the concern is "What portion of 40 is 10?" you have the part (10) and the whole (40 ), so the left out term is the percentage. If the concern is "What is 25 percent of 40?" you have the percentage (25) and the whole (40 ), so the missing term is the part. Utilizing the very same reasoning, if the question is "10 is 25 percent of what?" the the term is the whole.

If the left out term is the portion, divide the part by the whole using your calculator to identify the response. For the example formula, this is 10 ÷ 40 = 0.25. If your calculator has a portion button, press it to determine the percentage. If your calculator does not have such a button, increase your previous response by 100 to figure out the percentage: 0.25 x 100 = 25%.
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If the omitted term is the part, use the calculator to multiply the whole by the portion to figure out the response. If your calculator has a portion button, the calculation is as follows: 40 x 25% = 10. If your calculator does not have a percentage button, you must first divide the portion by 100: 25 ÷ 100 = 0.25. You can then increase this answer by the whole to figure out the part: 0.25 x 40 = 10.
If the omitted term is the whole, divide the part by the percentage to identify the response. If your calculator has a portion button, the calculation is as follows: 10 ÷ 25% = 40. If your calculator does not have a percentage button, you must divide the portion by 100 prior to finishing the calculation: 25 ÷ 100 = 0.25. You can then divide the part by this response to determine the entire: 10 ÷ 0.25 = 40. Computing percentages can be an easy task. There are numerous portion calculators online that can assist with job by just looking for "percentage calculator." However, there may be a time when (however, unlikely it sounds) you may require to be able to determine percentages without any digital help.
Prior to you can determine a percentage, you ought to first comprehend precisely what a percentage is.
The word percentage originates from the word percent. If you divided the word percent into its root words, you see "per" and "cent." Cent is an old European word with French, Latin, and Italian origins indicating "hundred". So, percent is translated straight to "per hundred." If you have 87 percent, you actually have 87 per 100. If it snowed 13 times in the last 100 days, it snowed 13 percent of the time.
The numbers that you will be converting into percentages can be provided to you in 2 various formats, decimal and fraction. Decimal format is simpler to calculate into a portion. Converting a decimal to a portion is as basic as multiplying it by 100. To convert.87 to a percent, just numerous
If you are given a fraction, transform it to a percentage by dividing the top number by the bottom
Then, follow the steps above for transforming a decimal to a percent.

The harder task comes when you need to understand a percentage when you are offered numbers that do not fit so neatly into 100.

Many of the time, you will be percent calculator given a portion of a given number. For instance, you may understand that 40 percent of your paycheck will go to taxes and you wish to discover how much cash that is. To calculate the portion of a specific number, you first transform the percentage number to a decimal.
When you have the decimal version of your percentage, merely multiply it by the provided number. In this case, the quantity of your paycheck. If your income is \$750, you would increase 750 by.40.
Let's try another example. You require to conserve 25 percent of your paycheck for the next 6 months to spend for an upcoming getaway. If your paycheck is \$1500, how much should you conserve?