-28.1% is the change from 847 to 609
Calculation steps:
[( 609 - 847 ) ÷ 847] x 100 = -28.1%
Formula
Percentage change = [(609 - 847) / 847] x 100
Subtract the new number by the original number
609 - 847 = -238
-238 ÷ 847 = -0.2809917355371901
-0.2809917355371901 x 100 = -28.1%