-76.68% is the change from 609 to 142
Calculation steps:
[( 142 - 609 ) ÷ 609] x 100 = -76.68%
Formula
Percentage change = [(142 - 609) / 609] x 100
Subtract the new number by the original number
142 - 609 = -467
-467 ÷ 609 = -0.7668308702791461
-0.7668308702791461 x 100 = -76.68%