# Math

The cost of admission to the State Fair changed from \$8.50 last year to \$10.00 this year. Round to the nearest tenth. Show your work
a.) What is the percent of change from last year to this year?

b.) Is this a percent of increase or decrease?

c.) If you have a 25% off coupon to use on the \$10.00 ticket, what is the cost of your ticket?

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1. % change is actual change divided by starting value.
+ is increase, - is decrease (though it must surely be obvious)
25% off means you pay 75%

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2. a. (10.00/8.50) * 100% = 117.6%.
% Change = 117.6% - 100% =

b. The positive value means increase.

c. Pay 100% - 25% = 75%.
Cost =( 75%/100%) * 10.00 =

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