-48.32% is the change from 685 to 354
Calculation steps:
[( 354 - 685 ) ÷ 685] x 100 = -48.32%
Formula
Percentage change = [(354 - 685) / 685] x 100
Subtract the new number by the original number
354 - 685 = -331
-331 ÷ 685 = -0.4832116788321168
-0.4832116788321168 x 100 = -48.32%