how do you work out the percentages?
8957
['Convert the problem to an equation using the percentage formula: P% * X = Y.', 'P is 10%, X is 150, so the equation is 10% * 150 = Y.', 'Convert 10% to a decimal by removing the percent sign and dividing by 100: 10/100 = 0.10.']
1033930
Write the percent equation: Percent · Base = Amount. Use n for the unknown (percent). Divide to undo the multiplication of n times 72. Move the decimal point two places to the right to write the decimal as a percent.
931606
['Written as an equation: P% * X = Y.', "The 'what' is P% that we want to solve for.", 'Divide both sides by X to get P% on one side of the equation.', '(P% * X) ÷ X = Y ÷ X becomes P% = Y ÷ X.', 'Solution: Solve for P% using the percentage formula. P% = Y ÷ X.']
836871
['Example: Convert 0.125 to percent. Multiply 0.125 by 100: ... ', 'Example: Convert 0.35 to percent. Move the decimal point two places to the right: 0.35 → 3.5 → 35. ... ', 'Example: Convert 0.985 to percent. ... ', 'Example: Convert 1.2 to percent.']
516402
If you want to know what percent A is of B, you simple divide A by B, then take that number and move the decimal place two spaces to the right. That's your percentage!
806509
['Percent implies “for every hundred”. ... ', 'To calculate p % of y. ... ', 'To find what percentage of x is y: y/x × 100.', 'To calculate percentage change in value. ... ', 'Percentage point change = Difference of two percentage figures.', 'Increase N by S % = N( 1+ S/100 )', 'Decrease N by S % = N (1 – S/100)']
100750
If you want to calculate a percentage of a number in Excel, simply multiply the percentage value by the number that you want the percentage of. For example, if you want to calculate 20% of 500, multiply 20% by 500. - which gives the result 100. Note that the % operator tells Excel to divide the preceding number by 100.
893390
Find the average percentageTake the total amount of the decimals, and divide that number by the total number of individual percentages. This gives you the average percentage in decimal form. Change from a decimal to a percentTake the average percentage in decimal form, and multiply the number by 100.
15824
['90% of a quantity. First find 10% of the quantity and then subtract that 10% from 100% of it.', '25% of a quantity. 25% is the same as 1/4. So to find 25% of a quantity, divide it by 4.', '12% of a quantity. First find 10% of it. ... ', '75% of a quantity. 75% is 3/4.']
720937
If the percentage is an increase then add it to 100, if it is a decrease then subtract it from 100. Step 2) Divide the percentage by 100 to convert it to a decimal. Step 3) Divide the final number by the decimal to get back to the original number.
181311
['Gather Your Statistics.', 'Divide by Entire Population.', 'Convert to Percentage.']
271679
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% would be 40 divided by 100 or .
343572
['To find 5%, find 10% and divide it in two.', 'To find 15%, find 10%, then add 5%.', 'To find 20%, find 10% and double it.', 'To find 25%, find 50% and then halve it.', 'To find 60%, find 50% and add 10%.', 'To find 75%, find 50% and add 25%.', '... and so on.']
632415
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.
369667
['Multiply by 100 and add a percentage sign.', '0.876 = 0.876 * 100 = 87.6%']
60806
If you need to find a percentage of a number, here's what you do – for example, to find 35% of 240: Divide the number by 10 to find 10%. In this case, 10% is 24. Multiply this number by how many tens are in the percentage you're looking for – in this case, that's 3, so you work out 30% to be 24 x 3 = 72.
935453
To convert from a decimal to a percentage, multiply the decimal by 100. This means moving the decimal point two places to the right. For example, 0.4 as a percentage is 40 percent, and 0.99 as a percentage is 99 percent. To convert from a percentage to a decimal, divide the percentage by 100.