SOLUTION: Reciprocal for (-1/5)(20/5)(10)

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Question 148016: Reciprocal for (-1/5)(20/5)(10)
Answer by jim_thompson5910(21667) About Me  (Show Source):
You can put this solution on YOUR website!
%28-1%2F5%29%2820%2F5%29%2810%29 Start with the given expression.


%28-4%2F5%29%2810%29 Multiply -1%2F5 and 20%2F5 to get -20%2F25. Now reduce -20%2F25 to get -4%2F5



-8 Multiply -4%2F5 and 10 to get -40%2F5. Now reduce -40%2F5 to get -8


Remember, -8=-8%2F1. So the reciprocal is simply -1%2F8