-75.57% is the change from 663 to 162
Calculation steps:
[( 162 - 663 ) ÷ 663] x 100 = -75.57%
Formula
Percentage change = [(162 - 663) / 663] x 100
Subtract the new number by the original number
162 - 663 = -501
-501 ÷ 663 = -0.755656108597285
-0.755656108597285 x 100 = -75.57%