19.87% is the change from 448 to 537
Calculation steps:
[( 537 - 448 ) ÷ 448] x 100 = 19.87%
Formula
Percentage change = [(537 - 448) / 448] x 100
Subtract the new number by the original number
537 - 448 = 89
89 ÷ 448 = 0.19866071428571427
0.19866071428571427 x 100 = 19.87%