-34.1% is the change from 1000 to 659
Calculation steps:
[( 659 - 1000 ) ÷ 1000] x 100 = -34.1%
Formula
Percentage change = [(659 - 1000) / 1000] x 100
Subtract the new number by the original number
659 - 1000 = -341
-341 ÷ 1000 = -0.341
-0.341 x 100 = -34.1%