Oh, dude, you're asking me to do math? Like, really? Okay, fine. If you want 15 percent of something, you just multiply that something by 0.15. So, if you want to know how much 15 percent of $100 is, it's $15. Easy peasy lemon squeezy.
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.
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To calculate 15 percent off 129.99, you first convert 15 percent to a decimal by dividing by 100, giving you 0.15. Then, you multiply 129.99 by 0.15 to find the discount amount, which equals 19.4985. Finally, subtract the discount amount from the original price to get the final price after the discount, which is approximately $110.49.
To find 15 percent of a number, multiply the number by 0.15. In this instance, 0.15 x 320 = 48. Therefore, 15 percent of 320 is equal to 48.
Multiply the amount by 0.15
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.
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
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.
Oh, dude, you're asking me to do math? Like, really? Okay, fine. If you want 15 percent of something, you just multiply that something by 0.15. So, if you want to know how much 15 percent of $100 is, it's $15. Easy peasy lemon squeezy.
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.
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%
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.
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.
Decrease = 15 - 3 = 12 So %age decrease = 100*12/15 = 80%
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?
Multiply the 200 by 15, then divide the answer by 100 !