-27.27% is the change from 704 to 512
Calculation steps:
[( 512 - 704 ) ÷ 704] x 100 = -27.27%
Formula
Percentage change = [(512 - 704) / 704] x 100
Subtract the new number by the original number
512 - 704 = -192
-192 ÷ 704 = -0.2727272727272727
-0.2727272727272727 x 100 = -27.27%