-37.65% is the change from 664 to 414
Calculation steps:
[( 414 - 664 ) ÷ 664] x 100 = -37.65%
Formula
Percentage change = [(414 - 664) / 664] x 100
Subtract the new number by the original number
414 - 664 = -250
-250 ÷ 664 = -0.37650602409638556
-0.37650602409638556 x 100 = -37.65%