-68.54% is the change from 623 to 196
Calculation steps:
[( 196 - 623 ) ÷ 623] x 100 = -68.54%
Formula
Percentage change = [(196 - 623) / 623] x 100
Subtract the new number by the original number
196 - 623 = -427
-427 ÷ 623 = -0.6853932584269663
-0.6853932584269663 x 100 = -68.54%