-64.58% is the change from 415 to 147
Calculation steps:
[( 147 - 415 ) ÷ 415] x 100 = -64.58%
Formula
Percentage change = [(147 - 415) / 415] x 100
Subtract the new number by the original number
147 - 415 = -268
-268 ÷ 415 = -0.6457831325301204
-0.6457831325301204 x 100 = -64.58%