-40.61% is the change from 330 to 196
Calculation steps:
[( 196 - 330 ) ÷ 330] x 100 = -40.61%
Formula
Percentage change = [(196 - 330) / 330] x 100
Subtract the new number by the original number
196 - 330 = -134
-134 ÷ 330 = -0.40606060606060607
-0.40606060606060607 x 100 = -40.61%