-49.88% is the change from 415 to 208
Calculation steps:
[( 208 - 415 ) ÷ 415] x 100 = -49.88%
Formula
Percentage change = [(208 - 415) / 415] x 100
Subtract the new number by the original number
208 - 415 = -207
-207 ÷ 415 = -0.4987951807228916
-0.4987951807228916 x 100 = -49.88%