Open Calculator by clicking the Start button . In the search box, type Calculator, and then, in the list of results, click Calculator. Check your keyboard light to see if Num Lock is on. If it isn’t, press Num Lock.
Percentage can be calculated by dividing the value by the total value, and then multiplying the result by 100. The formula used to calculate percentage is: (value/total value)×100%.
As finding 10% of a number means to divide by 10, it is common to think that to find 20% of a number you should divide by 20 etc. Remember, to find 10% of a number means dividing by 10 because 10 goes into 100 ten times. Therefore, to find 20% of a number, divide by 5 because 20 goes into 100 five times.
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To calculate the percentage of a specific number, you first convert the percentage number to a decimal. This process is the reverse of what you did earlier. You divide your percentage by 100. So, 40 percent would be 40 divided by 100.
Generally, the way to figure out any percentage is to multiply the number of items in question, or X, by the decimal form of the percent. To figure out the decimal form of a percent, simply move the decimal two places to the left. For example, the decimal form of 10 percent is 0.1.
To find the percentage of the marks, divide the marks obtained in the examination with the maximum marks and multiply the result with 100. Example 1: If 1156 is the total score obtained in the examination out of 1200 marks, then divide 1156 by 1200, and then multiply it by 100.
Touch the Apps icon to display the apps drawer. Long-press (press and hold) the app icon you want to add to the home screen. Drag the app to the home screen page, lifting your finger to place the app. A copy of the app’s icon is now placed on the Home screen.
Memory and clear functions for this standard calculator are listed below. mc = Memory Clear. m+ = Memory Plus. m- = Memory Minus. mr = Memory Recall.
Press the plus and minus keys simultaneously. Hold down for a few seconds to ensure the Tetris functionality is properly activated. When activated, the calculator’s LCD screen will display “TETRIS.” Turn the calculator sideways so that the addition, subtraction and multiplication buttons are nearest you.