-85.6% is the change from 375 to 54
Calculation steps:
[( 54 - 375 ) ÷ 375] x 100 = -85.6%
Formula
Percentage change = [(54 - 375) / 375] x 100
Subtract the new number by the original number
54 - 375 = -321
-321 ÷ 375 = -0.856
-0.856 x 100 = -85.6%
Example