20.13% is the change from 447 to 537
Calculation steps:
[( 537 - 447 ) ÷ 447] x 100 = 20.13%
Formula
Percentage change = [(537 - 447) / 447] x 100
Subtract the new number by the original number
537 - 447 = 90
90 ÷ 447 = 0.20134228187919462
0.20134228187919462 x 100 = 20.13%