86.64% is the change from 307 to 573
Calculation steps:
[( 573 - 307 ) ÷ 307] x 100 = 86.64%
Formula
Percentage change = [(573 - 307) / 307] x 100
Subtract the new number by the original number
573 - 307 = 266
266 ÷ 307 = 0.8664495114006515
0.8664495114006515 x 100 = 86.64%