SOLUTION: What is the percentage difference between $115 & $70 relative to the 115.? Rounding to the nearest percent. How do I write this out

Question 937137: What is the percentage difference between $115 & $70 relative to the 115.? Rounding to the nearest percent. How do I write this out
Answer by TimothyLamb(4379) (Show Source): You can put this solution on YOUR website!
the difference:
d = 115-70
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the ratio:
r = d/115
r = (115-70)/115
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the ratio as a percent:
100r = 100 * ( (115-70)/115 )
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answer:
100r = 100 * ( (115-70)/115 ) = 39.1304347826 %
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