27.78% is the change from 720 to 920
Calculation steps:
[( 920 - 720 ) ÷ 720] x 100 = 27.78%
Formula
Percentage change = [(920 - 720) / 720] x 100
Subtract the new number by the original number
920 - 720 = 200
200 ÷ 720 = 0.2777777777777778
0.2777777777777778 x 100 = 27.78%