-73.98% is the change from 492 to 128
Calculation steps:
[( 128 - 492 ) ÷ 492] x 100 = -73.98%
Formula
Percentage change = [(128 - 492) / 492] x 100
Subtract the new number by the original number
128 - 492 = -364
-364 ÷ 492 = -0.7398373983739838
-0.7398373983739838 x 100 = -73.98%