-87.35% is the change from 427 to 54
Calculation steps:
[( 54 - 427 ) ÷ 427] x 100 = -87.35%
Formula
Percentage change = [(54 - 427) / 427] x 100
Subtract the new number by the original number
54 - 427 = -373
-373 ÷ 427 = -0.8735362997658079
-0.8735362997658079 x 100 = -87.35%