-35.63% is the change from 609 to 392
Calculation steps:
[( 392 - 609 ) ÷ 609] x 100 = -35.63%
Formula
Percentage change = [(392 - 609) / 609] x 100
Subtract the new number by the original number
392 - 609 = -217
-217 ÷ 609 = -0.3563218390804598
-0.3563218390804598 x 100 = -35.63%