-59.4% is the change from 1000 to 406
Calculation steps:
[( 406 - 1000 ) ÷ 1000] x 100 = -59.4%
Formula
Percentage change = [(406 - 1000) / 1000] x 100
Subtract the new number by the original number
406 - 1000 = -594
-594 ÷ 1000 = -0.594
-0.594 x 100 = -59.4%