SOLUTION: Monica spent 5/9 hours listening to tapes of Beethoven, and Brahms. She spent 2/7 hours listening to Beethoven. How many hours were spent listening to Brahms?

Algebra ->  Numeric Fractions Calculators, Lesson and Practice -> SOLUTION: Monica spent 5/9 hours listening to tapes of Beethoven, and Brahms. She spent 2/7 hours listening to Beethoven. How many hours were spent listening to Brahms?       Log On


   

Question 876973: Monica spent 5/9 hours listening to tapes of Beethoven, and Brahms. She spent 2/7 hours listening to Beethoven. How many hours were spent listening to Brahms?
Answer by ankor@dixie-net.com(22740) About Me  (Show Source):
You can put this solution on YOUR website!
Monica spent 5/9 hours listening to tapes of Beethoven, and Brahms.
She spent 2/7 hours listening to Beethoven.
How many hours were spent listening to Brahms?
:
This a fraction subtraction problem
5%2F9 - 2%2F7
The common denominator is 9*7 = 63
%28%287%2A5%29%29%2F63 - %28%289%2A2%29%29%2F63 = 35%2F63 - 18%2F63 = 17%2F63 hrs listening to Brahms