Posted by **Lilly** on Sunday, November 14, 2010 at 7:12pm.

find the percent of decrease from 280 to 210. round to the nearest tenth of percent if necessary

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**Ms. Sue**, Sunday, November 14, 2010 at 7:13pm
280 - 210 = ?

Take the difference and divide it by 280.

Change the decimal to a percent.

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**bobpursley**, Sunday, November 14, 2010 at 7:13pm
percent=(210-280)/280 x 100

notice as a percent of increase it is negative, as a decrease, change the sign.

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**Lilly**, Sunday, November 14, 2010 at 7:23pm
25%

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**bobpursley**, Sunday, November 14, 2010 at 7:26pm
Correct.

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**Ms. Sue**, Sunday, November 14, 2010 at 7:26pm
Your number is correct, but your sign is not.

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**gunner**, Friday, March 9, 2012 at 12:45am
What % of change is $48 to $53.76

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