-83.92% is the change from 802 to 129
Calculation steps:
[( 129 - 802 ) ÷ 802] x 100 = -83.92%
Formula
Percentage change = [(129 - 802) / 802] x 100
Subtract the new number by the original number
129 - 802 = -673
-673 ÷ 802 = -0.8391521197007481
-0.8391521197007481 x 100 = -83.92%