-53.5% is the change from 1000 to 465
Calculation steps:
[( 465 - 1000 ) ÷ 1000] x 100 = -53.5%
Formula
Percentage change = [(465 - 1000) / 1000] x 100
Subtract the new number by the original number
465 - 1000 = -535
-535 ÷ 1000 = -0.535
-0.535 x 100 = -53.5%