-70.03% is the change from 684 to 205
Calculation steps:
[( 205 - 684 ) ÷ 684] x 100 = -70.03%
Formula
Percentage change = [(205 - 684) / 684] x 100
Subtract the new number by the original number
205 - 684 = -479
-479 ÷ 684 = -0.7002923976608187
-0.7002923976608187 x 100 = -70.03%