how to find the average percentage change in price?
2753
['First: work out the difference (increase) between the two numbers you are comparing.', 'Increase = New Number - Original Number.', 'Then: divide the increase by the original number and multiply the answer by 100.', '% increase = Increase ÷ Original Number × 100.']
100671
['Take the original price.', 'Divide the original price by 5.', 'Alternatively, divide the original price by 100 and multiply it by 20.', 'Subtract this new number from the original one.', 'The number you calculated is the discounted value.', 'Enjoy your savings!']
967894
To calculate a percentage increase, first divide the percentage by 100 and then multiply by the original figure. So, to find a 5% increase on £800, first divide 5 by 100 (0.05) and then multiply by 800 to get 40.
324790
The rate is usually given as a percent. To find the discount, multiply the rate by the original price. To find the sale price, subtract the discount from original price.
35579
['Take the selling price and subtract it from the initial purchase price. ... ', 'Take the gain or loss from the investment and divide it by the original amount or purchase price of the investment.', 'Finally, multiply the result by 100 to arrive at the percentage change in the investment.']
813436
Take the selling price and subtract it from the initial purchase price. The result is the gain or loss. Take the gain or loss from the investment and divide it by the original amount or purchase price of the investment. Finally, multiply the result by 100 to arrive at the percentage change in the investment.
215489
To find the percent change in the exchange rate, start with the current exchange rate minus the previous exchange rate, divide that answer by the previous exchange rate, and then multiply by 100 to express the change as a percent.
913424
['Find the absolute difference between two numbers: |20 - 30| = |-10| = 10.', 'Find the average of those two numbers: (20 + 30) / 2 = 50 / 2 = 25.', 'Divide the difference by the average: 10 / 25 = 0.4.', 'Express it as percentages: 0.4 * 100 = 40%']
427064
To calculate the percentage increase: First: work out the difference (increase) between the two numbers you are comparing. Then: divide the increase by the original number and multiply the answer by 100.
847489
If the price increased, use the formula [(New Price - Old Price)/Old Price] and then multiply that number by 100. If the price decreased, use the formula [(Old Price - New Price)/Old Price] and multiply that number by 100.
209245
Often goods are bought for one price and then sold on for another. The percentage change can be calculated to find out the profit or loss an item has made. Percentage change is calculated by dividing the difference between the two amounts by the original amount.
1270512
['Percentage amount = Rate x Base.', 'Rate = Percentage amount ÷ Base.', 'Base = Percentage amount ÷ Rate.', 'Percent increase/decrease = Difference between two figures ÷ Previous figure.']
925531
The percentage change between two numbers is found by dividing their difference by the number that is being changed from, then multiplying that result by 100%. Note: the percent change measures FROM the first value.
456267
(b) Divide by the initial price ($60) to get the total percentage increase. (c) Divide by the number of years, [12 = 2001-1989]. And (d) multiply by 100% to get the annual percentage rate of increase.
1139357
['work out the current price as a percentage of the original price (100%): current price is 100% - 25%', 'Find 1% by dividing the current price by 75.', 'Multiply this 1% by 100 to find the original price (100%)']
888334
To calculate the percentage increase, work out the difference (increase) between the two numbers you are comparing. Then divide the increase by the original number and multiply the answer by 100. If your answer is a negative number, then this is a percentage decrease.
468612
To increase a number by a percentage amount, multiply the original amount by 1+ the percent of increase. In the example shown, Product A is getting a 10 percent increase. So you first add 1 to the 10 percent, which gives you 110 percent. You then multiply the original price of 100 by 110 percent.