-85.77% is the change from 274 to 39
Calculation steps:
[( 39 - 274 ) ÷ 274] x 100 = -85.77%
Formula
Percentage change = [(39 - 274) / 274] x 100
Subtract the new number by the original number
39 - 274 = -235
-235 ÷ 274 = -0.8576642335766423
-0.8576642335766423 x 100 = -85.77%