-46.65% is the change from 403 to 215
Calculation steps:
[( 215 - 403 ) ÷ 403] x 100 = -46.65%
Formula
Percentage change = [(215 - 403) / 403] x 100
Subtract the new number by the original number
215 - 403 = -188
-188 ÷ 403 = -0.4665012406947891
-0.4665012406947891 x 100 = -46.65%