-19.51% is the change from 492 to 396
Calculation steps:
[( 396 - 492 ) ÷ 492] x 100 = -19.51%
Formula
Percentage change = [(396 - 492) / 492] x 100
Subtract the new number by the original number
396 - 492 = -96
-96 ÷ 492 = -0.1951219512195122
-0.1951219512195122 x 100 = -19.51%