SOLUTION: if my grade was 80% and I increase it to 84% how much of a percentage increase did I improve

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Question 794642: if my grade was 80% and I increase it to 84% how much of a percentage increase did I improve
Answer by edjones(8007) About Me  (Show Source):
You can put this solution on YOUR website!
.80x=.84
x=.84/.80
=1.05=5%
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Ed