-80.32% is the change from 315 to 62
Calculation steps:
[( 62 - 315 ) ÷ 315] x 100 = -80.32%
Formula
Percentage change = [(62 - 315) / 315] x 100
Subtract the new number by the original number
62 - 315 = -253
-253 ÷ 315 = -0.8031746031746032
-0.8031746031746032 x 100 = -80.32%