502% is the change from 150 to 903
Calculation steps:
[( 903 - 150 ) ÷ 150] x 100 = 502%
Formula
Percentage change = [(903 - 150) / 150] x 100
Subtract the new number by the original number
903 - 150 = 753
753 ÷ 150 = 5.02
5.02 x 100 = 502%
Example