-15.27% is the change from 478 to 405
Calculation steps:
[( 405 - 478 ) ÷ 478] x 100 = -15.27%
Formula
Percentage change = [(405 - 478) / 478] x 100
Subtract the new number by the original number
405 - 478 = -73
-73 ÷ 478 = -0.15271966527196654
-0.15271966527196654 x 100 = -15.27%