Q: How do you take percent off a number in math?

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divide by 4, then multiply your new number by three

You take the original value times 0.25. That number is 25% of the original, so you take the original number minus that number.

The quickest way is to multiply the original number by 0.9

5 percent i got it off of the worlds best math book so trust me

work out 10% and then half it, add the two together and take it away from the first number

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thirty percent of 100 is 30..it's because a percent is out of 100..i hope that helps and dont fail your math test!!!

It will take $12.80 off so they will be $25.20. :P MATH

Multipiy that number by 30 and divide by 100

Take your number and multiply by .85

Take a number and multiply it by .75

divide by 4, then multiply your new number by three

36.00

You take the original value times 0.25. That number is 25% of the original, so you take the original number minus that number.

16% of 5 = 0.8

The quickest way is to multiply the original number by 0.9

This is how i do it! Take the percent and place it over 100 (100 is supposed to be the denominator!) Then you take the percent sign off of the percent number (2) and simplify to its lowest terms! Then you should have 1/50.

5 percent i got it off of the worlds best math book so trust me