-40.6% is the change from 1000 to 594
Calculation steps:
[( 594 - 1000 ) ÷ 1000] x 100 = -40.6%
Formula
Percentage change = [(594 - 1000) / 1000] x 100
Subtract the new number by the original number
594 - 1000 = -406
-406 ÷ 1000 = -0.406
-0.406 x 100 = -40.6%