300% is the change from 157 to 628
Calculation steps:
[( 628 - 157 ) ÷ 157] x 100 = 300%
Formula
Percentage change = [(628 - 157) / 157] x 100
Subtract the new number by the original number
628 - 157 = 471
471 ÷ 157 = 3
3 x 100 = 300%
Example