19.95% is the change from 406 to 487
Calculation steps:
[( 487 - 406 ) ÷ 406] x 100 = 19.95%
Formula
Percentage change = [(487 - 406) / 406] x 100
Subtract the new number by the original number
487 - 406 = 81
81 ÷ 406 = 0.19950738916256158
0.19950738916256158 x 100 = 19.95%