-65.34% is the change from 678 to 235
Calculation steps:
[( 235 - 678 ) ÷ 678] x 100 = -65.34%
Formula
Percentage change = [(235 - 678) / 678] x 100
Subtract the new number by the original number
235 - 678 = -443
-443 ÷ 678 = -0.6533923303834809
-0.6533923303834809 x 100 = -65.34%