Although people often ignore it because they do not fully understand it, the percent key on a calculator can be an invaluable tool. When you wish to figure out what a specific percentage is of another number or a number equation, you can simplify this process by using the percent key on your calculator. Once you understand how it works and see how you can use this key, you may use it often.
Determine what a specific percentage is of another number. For example, enter x 15 and hit the percent key. You see the answer is 90, which means that 90 is 15 percent of Calculate a percentage of a number and add it to the number. You immediately see the answer is Reply with the amount on the bill and Siri will display the tip calculation at the top of the screen. Clicking on the calculation results will redirect you to the Calculator app.
Instead of opening the Calculator app, you can solve basic and complex equations by typing them directly in the Spotlight search. Type your calculation in the search bar and you should see the results below your entry.
Here are some supported letters, signs, constants, and symbols that you can use to perform calculations in Spotlight search:. As mentioned earlier, you can access the scientific version of the iPhone Calculator app by rotating your to landscape format. This allows you to perform advanced calculations like fractions, square roots, exponentials, logarithms, etc. The scientific calculator also has an nth root function that lets you calculate other root values of a number. To use this function, enter the basic number i.
Calculating fractions is easy. Simply divide the numerator by the denominator using either the standard or scientific calculator. The iOS scientific calculator also has a built-in function for calculating the unit fraction of a number. The button is outlined in black when active. You find keys that calculate square, cube, and other roots, decimal and Naperian logarithms, and factorials, as well as generates random numbers.
The default calculator app includes a built-in scientific calculator that you can use to perform logarithms, square roots, trigonometric calculations, and more advanced math equations.
To access the scientific calculator, simply rotate your iPhone to landscape mode. To switch back to the regular calculator, rotate your phone to portrait mode. Use the clipboard functions instead — just long press on the number field to copy or paste the result. Simply swipe down from the Home screen to bring up Spotlight, and you can perform basic calculations by typing them directly into the Search field at the top of the screen without having to open the Calculator app.
Come on: make yourself comfortable, take all the time you need to focus on reading the following paragraphs and, most importantly, try to put into practice the instructions that I will give you.
If you do, you will have no trouble doing percentage calculations on your mobile phone. I wish you happy reading! If you want to do the percentage calculation on Android mobile devices , know that you can use the system calculator and useful third-party applications for this purpose. Let me explain in detail how to proceed. If you prefer to calculate the percentage using the Android calculator , know that to do this you simply need to multiply the starting number by the percentage number and divide the result by To do this, you need to multiply the initial number in this case For him percentage number in this case 25 using the button X.
In the default calculator of many Android devices , there is also a specific function to calculate the percentage. As I told you in the introduction to the article, there are several application to calculate the percentage which can be useful for this purpose, especially if you want to perform calculations a bit more complex than calculating the simple percentage. One of the best in the square for Android is Percentage calculation also available for iPhone, as you can see in one of the following chapters , which not only allows you to calculate the simple percentage, but also the discount percentage, the percentage of increase and reduction, the calculation of the tip, the VAT and much more.
I point out that the application is free, but to remove the advertising banners although not too invasive that it contains, you have to buy its full version, which costs 1,99 euros.
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