-70.44% is the change from 663 to 196
Calculation steps:
[( 196 - 663 ) ÷ 663] x 100 = -70.44%
Formula
Percentage change = [(196 - 663) / 663] x 100
Subtract the new number by the original number
196 - 663 = -467
-467 ÷ 663 = -0.7043740573152338
-0.7043740573152338 x 100 = -70.44%