-90.7% is the change from 1000 to 93
Calculation steps:
[( 93 - 1000 ) ÷ 1000] x 100 = -90.7%
Formula
Percentage change = [(93 - 1000) / 1000] x 100
Subtract the new number by the original number
93 - 1000 = -907
-907 ÷ 1000 = -0.907
-0.907 x 100 = -90.7%