-67.82% is the change from 317 to 102
Calculation steps:
[( 102 - 317 ) ÷ 317] x 100 = -67.82%
Formula
Percentage change = [(102 - 317) / 317] x 100
Subtract the new number by the original number
102 - 317 = -215
-215 ÷ 317 = -0.6782334384858044
-0.6782334384858044 x 100 = -67.82%