-45.89% is the change from 621 to 336
Calculation steps:
[( 336 - 621 ) ÷ 621] x 100 = -45.89%
Formula
Percentage change = [(336 - 621) / 621] x 100
Subtract the new number by the original number
336 - 621 = -285
-285 ÷ 621 = -0.45893719806763283
-0.45893719806763283 x 100 = -45.89%