-38.27% is the change from 392 to 242
Calculation steps:
[( 242 - 392 ) ÷ 392] x 100 = -38.27%
Formula
Percentage change = [(242 - 392) / 392] x 100
Subtract the new number by the original number
242 - 392 = -150
-150 ÷ 392 = -0.3826530612244898
-0.3826530612244898 x 100 = -38.27%