-65.06% is the change from 664 to 232
Calculation steps:
[( 232 - 664 ) ÷ 664] x 100 = -65.06%
Formula
Percentage change = [(232 - 664) / 664] x 100
Subtract the new number by the original number
232 - 664 = -432
-432 ÷ 664 = -0.6506024096385542
-0.6506024096385542 x 100 = -65.06%