102% is the change from 150 to 303
Calculation steps:
[( 303 - 150 ) ÷ 150] x 100 = 102%
Formula
Percentage change = [(303 - 150) / 150] x 100
Subtract the new number by the original number
303 - 150 = 153
153 ÷ 150 = 1.02
1.02 x 100 = 102%
Example