-48.4% is the change from 655 to 338
Calculation steps:
[( 338 - 655 ) ÷ 655] x 100 = -48.4%
Formula
Percentage change = [(338 - 655) / 655] x 100
Subtract the new number by the original number
338 - 655 = -317
-317 ÷ 655 = -0.48396946564885496
-0.48396946564885496 x 100 = -48.4%