50.25% is the change from 599 to 900
Calculation steps:
[( 900 - 599 ) ÷ 599] x 100 = 50.25%
Formula
Percentage change = [(900 - 599) / 599] x 100
Subtract the new number by the original number
900 - 599 = 301
301 ÷ 599 = 0.5025041736227045
0.5025041736227045 x 100 = 50.25%