-37.41% is the change from 663 to 415
Calculation steps:
[( 415 - 663 ) ÷ 663] x 100 = -37.41%
Formula
Percentage change = [(415 - 663) / 663] x 100
Subtract the new number by the original number
415 - 663 = -248
-248 ÷ 663 = -0.3740573152337858
-0.3740573152337858 x 100 = -37.41%