-29.11% is the change from 663 to 470
Calculation steps:
[( 470 - 663 ) ÷ 663] x 100 = -29.11%
Formula
Percentage change = [(470 - 663) / 663] x 100
Subtract the new number by the original number
470 - 663 = -193
-193 ÷ 663 = -0.2911010558069382
-0.2911010558069382 x 100 = -29.11%