Question

Laura checked her outdoor thermometer and noticed that the temperature rose from 31 degrees in the morning to 45 degrees in the afternoon. What is the approximate percent increase for the day so far?

Answer 1

The temperature increases by 45% so far.

Answer 2

45 -31= 14 so the temp. increase 14 degrees 

31 ------------- 100%
14 ------------ x 
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 x = 14*100/31 = 45,16%  rounded is approximate 45% increase for the day so far