19.91% is the change from 447 to 536
Calculation steps:
[( 536 - 447 ) ÷ 447] x 100 = 19.91%
Formula
Percentage change = [(536 - 447) / 447] x 100
Subtract the new number by the original number
536 - 447 = 89
89 ÷ 447 = 0.19910514541387025
0.19910514541387025 x 100 = 19.91%