-10.54% is the change from 664 to 594
Calculation steps:
[( 594 - 664 ) ÷ 664] x 100 = -10.54%
Formula
Percentage change = [(594 - 664) / 664] x 100
Subtract the new number by the original number
594 - 664 = -70
-70 ÷ 664 = -0.10542168674698796
-0.10542168674698796 x 100 = -10.54%