-78.73% is the change from 663 to 141
Calculation steps:
[( 141 - 663 ) ÷ 663] x 100 = -78.73%
Formula
Percentage change = [(141 - 663) / 663] x 100
Subtract the new number by the original number
141 - 663 = -522
-522 ÷ 663 = -0.7873303167420814
-0.7873303167420814 x 100 = -78.73%