306.78% is the change from 177 to 720
Calculation steps:
[( 720 - 177 ) ÷ 177] x 100 = 306.78%
Formula
Percentage change = [(720 - 177) / 177] x 100
Subtract the new number by the original number
720 - 177 = 543
543 ÷ 177 = 3.0677966101694913
3.0677966101694913 x 100 = 306.78%