-31.7% is the change from 1000 to 683
Calculation steps:
[( 683 - 1000 ) ÷ 1000] x 100 = -31.7%
Formula
Percentage change = [(683 - 1000) / 1000] x 100
Subtract the new number by the original number
683 - 1000 = -317
-317 ÷ 1000 = -0.317
-0.317 x 100 = -31.7%