-92.35% is the change from 680 to 52
Calculation steps:
[( 52 - 680 ) ÷ 680] x 100 = -92.35%
Formula
Percentage change = [(52 - 680) / 680] x 100
Subtract the new number by the original number
52 - 680 = -628
-628 ÷ 680 = -0.9235294117647059
-0.9235294117647059 x 100 = -92.35%