-47.65% is the change from 680 to 356
Calculation steps:
[( 356 - 680 ) ÷ 680] x 100 = -47.65%
Formula
Percentage change = [(356 - 680) / 680] x 100
Subtract the new number by the original number
356 - 680 = -324
-324 ÷ 680 = -0.4764705882352941
-0.4764705882352941 x 100 = -47.65%