-54.82% is the change from 664 to 300
Calculation steps:
[( 300 - 664 ) ÷ 664] x 100 = -54.82%
Formula
Percentage change = [(300 - 664) / 664] x 100
Subtract the new number by the original number
300 - 664 = -364
-364 ÷ 664 = -0.5481927710843374
-0.5481927710843374 x 100 = -54.82%