-73.78% is the change from 492 to 129
Calculation steps:
[( 129 - 492 ) ÷ 492] x 100 = -73.78%
Formula
Percentage change = [(129 - 492) / 492] x 100
Subtract the new number by the original number
129 - 492 = -363
-363 ÷ 492 = -0.7378048780487805
-0.7378048780487805 x 100 = -73.78%