-31.93% is the change from 664 to 452
Calculation steps:
[( 452 - 664 ) ÷ 664] x 100 = -31.93%
Formula
Percentage change = [(452 - 664) / 664] x 100
Subtract the new number by the original number
452 - 664 = -212
-212 ÷ 664 = -0.3192771084337349
-0.3192771084337349 x 100 = -31.93%