-90.93% is the change from 397 to 36
Calculation steps:
[( 36 - 397 ) ÷ 397] x 100 = -90.93%
Formula
Percentage change = [(36 - 397) / 397] x 100
Subtract the new number by the original number
36 - 397 = -361
-361 ÷ 397 = -0.9093198992443325
-0.9093198992443325 x 100 = -90.93%