-7.55% is the change from 424 to 392
Calculation steps:
[( 392 - 424 ) ÷ 424] x 100 = -7.55%
Formula
Percentage change = [(392 - 424) / 424] x 100
Subtract the new number by the original number
392 - 424 = -32
-32 ÷ 424 = -0.07547169811320754
-0.07547169811320754 x 100 = -7.55%