Tuesday, January 17, 2017

Math 7 - January 16/17

 
 
 
Finding interest is simple.  You just multiply the principal, interest rate (% converted to a decimal), and the time (in years).  It gets a little tricky when the time is given to you in months, not years.  Below is a picture of the tips we went over in class.  Rounding off instead of following these tips will give you the wrong answer even if you're using a calculator.
 

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May 14 and 15

Click here for another copy of the warm-up/homework.