-86.35% is the change from 271 to 37
Calculation steps:
[( 37 - 271 ) ÷ 271] x 100 = -86.35%
Formula
Percentage change = [(37 - 271) / 271] x 100
Subtract the new number by the original number
37 - 271 = -234
-234 ÷ 271 = -0.8634686346863468
-0.8634686346863468 x 100 = -86.35%