-51.03% is the change from 680 to 333
Calculation steps:
[( 333 - 680 ) ÷ 680] x 100 = -51.03%
Formula
Percentage change = [(333 - 680) / 680] x 100
Subtract the new number by the original number
333 - 680 = -347
-347 ÷ 680 = -0.5102941176470588
-0.5102941176470588 x 100 = -51.03%