19.85% is the change from 408 to 489
Calculation steps:
[( 489 - 408 ) ÷ 408] x 100 = 19.85%
Formula
Percentage change = [(489 - 408) / 408] x 100
Subtract the new number by the original number
489 - 408 = 81
81 ÷ 408 = 0.19852941176470587
0.19852941176470587 x 100 = 19.85%