-86.69% is the change from 278 to 37
Calculation steps:
[( 37 - 278 ) ÷ 278] x 100 = -86.69%
Formula
Percentage change = [(37 - 278) / 278] x 100
Subtract the new number by the original number
37 - 278 = -241
-241 ÷ 278 = -0.8669064748201439
-0.8669064748201439 x 100 = -86.69%