-96.3% is the change from 1000 to 37
Calculation steps:
[( 37 - 1000 ) ÷ 1000] x 100 = -96.3%
Formula
Percentage change = [(37 - 1000) / 1000] x 100
Subtract the new number by the original number
37 - 1000 = -963
-963 ÷ 1000 = -0.963
-0.963 x 100 = -96.3%