-86.28% is the change from 277 to 38
Calculation steps:
[( 38 - 277 ) ÷ 277] x 100 = -86.28%
Formula
Percentage change = [(38 - 277) / 277] x 100
Subtract the new number by the original number
38 - 277 = -239
-239 ÷ 277 = -0.8628158844765343
-0.8628158844765343 x 100 = -86.28%