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Mathematics 14 Online
OpenStudy (anonymous):

HELP PLEASE I HAVE NO TIME TO DO THIS HOW DO U DO SIMPLE INTREST

OpenStudy (jdoe0001):

http://www.youtube.com/watch?v=r3-lyBGlJ98

OpenStudy (anonymous):

thanks that should be good

OpenStudy (anonymous):

To do simple interest, you take the starting amount, and multiply that by the percent of interest (turn it into a decimal). Then multiply it by the time you have (which is usually in years). After you get the answer to that, then you add it on to the starting amount. The formula for simple interest is: \[i = p \times r \times t\] Key: P = the principle/the part (this is the amount you borrowed) i = the interest (what you are trying to find out) r = the rate (which is the percent) t = the time (which is usually in years - but it doesn't have to be) **REMEMBER: Once, you plug in your question into that formula, add the interest (answer to that formula) to the starting amount.** **UNLESS: Stated in your question to just calculate ONLY the interest amount, not the TOTAL Amount owed**

OpenStudy (anonymous):

For more reference, you can go here: http://www.mathsisfun.com/money/interest.html

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