-85.53% is the change from 380 to 55
Calculation steps:
[( 55 - 380 ) ÷ 380] x 100 = -85.53%
Formula
Percentage change = [(55 - 380) / 380] x 100
Subtract the new number by the original number
55 - 380 = -325
-325 ÷ 380 = -0.8552631578947368
-0.8552631578947368 x 100 = -85.53%