-96.7% is the change from 1000 to 33
Calculation steps:
[( 33 - 1000 ) ÷ 1000] x 100 = -96.7%
Formula
Percentage change = [(33 - 1000) / 1000] x 100
Subtract the new number by the original number
33 - 1000 = -967
-967 ÷ 1000 = -0.967
-0.967 x 100 = -96.7%