-52.05% is the change from 415 to 199
Calculation steps:
[( 199 - 415 ) ÷ 415] x 100 = -52.05%
Formula
Percentage change = [(199 - 415) / 415] x 100
Subtract the new number by the original number
199 - 415 = -216
-216 ÷ 415 = -0.5204819277108433
-0.5204819277108433 x 100 = -52.05%