-60.39% is the change from 664 to 263
Calculation steps:
[( 263 - 664 ) ÷ 664] x 100 = -60.39%
Formula
Percentage change = [(263 - 664) / 664] x 100
Subtract the new number by the original number
263 - 664 = -401
-401 ÷ 664 = -0.6039156626506024
-0.6039156626506024 x 100 = -60.39%