-68.86% is the change from 684 to 213
Calculation steps:
[( 213 - 684 ) ÷ 684] x 100 = -68.86%
Formula
Percentage change = [(213 - 684) / 684] x 100
Subtract the new number by the original number
213 - 684 = -471
-471 ÷ 684 = -0.6885964912280702
-0.6885964912280702 x 100 = -68.86%