Best Answer

Decrease = 15 - 3 = 12

So %age decrease = 100*12/15 = 80%

Q: What is the percent decrease from 15 to 3?

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( 4/15 )= 262/3 percent( 4/15 percent )= 262/3

18/60=3/10 30% decrease

The percentage decrease is 15%. It can also be expressed as a difference of -15%. 425 - 500 = -75 -75 / 500 = -0.15 -0.15 x 100 = -15 So 15%.

3 is what percent of 15= 3 / 15= 0.2Converting decimal to a percentage: 0.2 * 100 = 20%

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.

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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%

An 83.33% decrease.

please help

Subtract the lower price from the higher one. Divide the difference by the original price. Multiply the answer by 100. Example: 15 dollars decreased to 12 dollars. 15 - 12 = 3 3/15 = 0.20 = 20 percent decrease Example: 12 dollars increased to 15 dollars. 15 - 12 = 3 3/12 = 0.25 = 25 percent increase

what multiplying factor decrease a number by 3 %

100%