-46.69% is the change from 664 to 354
Calculation steps:
[( 354 - 664 ) ÷ 664] x 100 = -46.69%
Formula
Percentage change = [(354 - 664) / 664] x 100
Subtract the new number by the original number
354 - 664 = -310
-310 ÷ 664 = -0.46686746987951805
-0.46686746987951805 x 100 = -46.69%