-47.47% is the change from 415 to 218
Calculation steps:
[( 218 - 415 ) ÷ 415] x 100 = -47.47%
Formula
Percentage change = [(218 - 415) / 415] x 100
Subtract the new number by the original number
218 - 415 = -197
-197 ÷ 415 = -0.4746987951807229
-0.4746987951807229 x 100 = -47.47%