284.08% is the change from 157 to 603
Calculation steps:
[( 603 - 157 ) ÷ 157] x 100 = 284.08%
Formula
Percentage change = [(603 - 157) / 157] x 100
Subtract the new number by the original number
603 - 157 = 446
446 ÷ 157 = 2.840764331210191
2.840764331210191 x 100 = 284.08%