-79.04% is the change from 415 to 87
Calculation steps:
[( 87 - 415 ) ÷ 415] x 100 = -79.04%
Formula
Percentage change = [(87 - 415) / 415] x 100
Subtract the new number by the original number
87 - 415 = -328
-328 ÷ 415 = -0.7903614457831325
-0.7903614457831325 x 100 = -79.04%