-90.5% is the change from 684 to 65
Calculation steps:
[( 65 - 684 ) ÷ 684] x 100 = -90.5%
Formula
Percentage change = [(65 - 684) / 684] x 100
Subtract the new number by the original number
65 - 684 = -619
-619 ÷ 684 = -0.9049707602339181
-0.9049707602339181 x 100 = -90.5%