-35.16% is the change from 802 to 520
Calculation steps:
[( 520 - 802 ) ÷ 802] x 100 = -35.16%
Formula
Percentage change = [(520 - 802) / 802] x 100
Subtract the new number by the original number
520 - 802 = -282
-282 ÷ 802 = -0.3516209476309227
-0.3516209476309227 x 100 = -35.16%