SOLUTION: today the price of a new cell phone is 129. In 2000 the price of a similar cell phone was 240. what is the percent of change in the price of the cell phone from 2000 to today

Algebra ->  Percentages: Solvers, Trainers, Word Problems and pie charts -> SOLUTION: today the price of a new cell phone is 129. In 2000 the price of a similar cell phone was 240. what is the percent of change in the price of the cell phone from 2000 to today      Log On


   

Question 1082682: today the price of a new cell phone is 129. In 2000 the price of a similar cell phone was 240. what is the percent of change in the price of the cell phone from 2000 to today
Answer by josmiceli(19441) About Me  (Show Source):
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fraction of change = [ today's value - original value ] / [ original value ]
+%28+129+-+240+%29+%2F+240+
+-11%2F240+=++-.0458333+
+%28+-.0458333%29%2A100+=+-4.58333+
The % change is -4.58%