SOLUTION: The trouble that I'm having is finding the exact answer this is how far I get then get stuck. 20 7/9 - 4 5/6 = 20 7/9 =21 7/9 and 4 5/6 =5 giving me 16 then to get the exact now

Algebra ->  Numeric Fractions Calculators, Lesson and Practice -> SOLUTION: The trouble that I'm having is finding the exact answer this is how far I get then get stuck. 20 7/9 - 4 5/6 = 20 7/9 =21 7/9 and 4 5/6 =5 giving me 16 then to get the exact now       Log On


   

Question 854740: The trouble that I'm having is finding the exact answer this is how far I get then get stuck. 20 7/9 - 4 5/6 = 20 7/9 =21 7/9 and 4 5/6 =5 giving me 16 then to get the exact now i get stuck. I know how to get the 7/45 and 5/45 /
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
20 7/9 - 4 5/6
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= 187/9 - 29/6
Find a common denominator. The product always works, 6*9 = 54
= 6*187/54 - 9*29/54
= 1122/54 - 261/54
= 861/54
= 287/18