80.81% is the change from 297 to 537
Calculation steps:
[( 537 - 297 ) ÷ 297] x 100 = 80.81%
Formula
Percentage change = [(537 - 297) / 297] x 100
Subtract the new number by the original number
537 - 297 = 240
240 ÷ 297 = 0.8080808080808081
0.8080808080808081 x 100 = 80.81%