-28.6% is the change from 1000 to 714
Calculation steps:
[( 714 - 1000 ) ÷ 1000] x 100 = -28.6%
Formula
Percentage change = [(714 - 1000) / 1000] x 100
Subtract the new number by the original number
714 - 1000 = -286
-286 ÷ 1000 = -0.286
-0.286 x 100 = -28.6%