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Q: What do you multiply to decrease a amount by 15 percent?
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How do you find 15 percent of an amount?

Multiply the amount by 0.15


How do you increase a number by a percent?

To increase a number by a certain percent, multiply it by (1 + n/100). For example, to increase a number by 15 percent, multiply it by (1 + 15/100), or 1.15. To decrease a number by 15 percent, multiply it by (1 - 15/100), or 0.85.


How do you find the percent increase in numbers?

To increase a number by a certain percent, multiply it by (1 + n/100). For example, to increase a number by 15 percent, multiply it by (1 + 15/100), or 1.15. To decrease a number by 15 percent, multiply it by (1 - 15/100), or 0.85.Read more: http://wiki.answers.com/How_do_you_increase_a_number_by_a_percent#ixzz17Zw2XWuo


How do you do a percentage decrease?

It is done by: (original amount-decrease)/original amount times 100 = percent decrease. As for example 15 is decreased by 5 and so (15-5)/15 times 100 = 66.67% decrease rounded to two decimal places.


How much is 15 percent in money?

To calculate 15 percent of a certain amount in money, you would multiply the amount by 0.15. For example, if you want to find 15 percent of $100, you would multiply 100 by 0.15, which equals $15. So, 15 percent of $100 is $15.


How do you add a percent to a dollar amount?

Multiply the percent times the dollar amount, then divide by 100. Add that amount to the dollar amount. For example: Add 15% to $1500. Multiply 15x1500 to get 22500. Then divide by 100 to get 225. Add the 225 to 1500 to get $1725.


What is percent decrease of a to b?

To determine a percentage decrease, ascertain the actual decrease, then divide this by the base number and multiply the result by 100. Decrease = a - b The base number (the number on which the decrease is based) = a Therefore, the percentage decrease = 100 x (a - b)/a % EXAMPLE : What is the percentage decrease of 15 to 11. Decrease = 15 - 11 = 4 : Base number = 15 Percentage decrease = 100 x 4/15 = 262/3 or 26.67%


What is 15 percent off 7000?

To find the percentage of a number, multiply the original number by (the number of percent divided by 100). So, in this instance:15 percent of 7000 is equal to (15 / 100) = 0.15 x 7,000 = 1,050.To find percentage decrease of a number, subtract (the number of percentage decrease divided by 100) from the number 1, and multiply the resulting decimal number by the original number.15 percent off 7000 is equal to (1 - 0.15) = 0.85 x 7,000 = 5,950.


What is percent of decrease or increase?

A percent of decrease (percentage decrease) is when a value is reduced by a percentage of its original amount. e.g. 100 decreased by 15 percent is 85. A percent of increase (percentage increase) is when a value in increased by a percentage of its original amount. e.g. 100 increased by 15 percent is 115.


What is the percent decrease from 15 to 3?

Decrease = 15 - 3 = 12 So %age decrease = 100*12/15 = 80%


Decrease 800 by 15 percent?

Oh, dude, okay, let's break it down. So, to decrease 800 by 15 percent, you just need to multiply 800 by 0.15 (which is 15 percent in decimal form) and subtract that from 800. So, 800 - (800 * 0.15) = 680. So, the answer is 680. Easy peasy, right?


How do you multiply 200 by 15 percent?

Multiply the 200 by 15, then divide the answer by 100 !