19.03% is the change from 720 to 857
Calculation steps:
[( 857 - 720 ) ÷ 720] x 100 = 19.03%
Formula
Percentage change = [(857 - 720) / 720] x 100
Subtract the new number by the original number
857 - 720 = 137
137 ÷ 720 = 0.19027777777777777
0.19027777777777777 x 100 = 19.03%