-84.56% is the change from 609 to 94
Calculation steps:
[( 94 - 609 ) ÷ 609] x 100 = -84.56%
Formula
Percentage change = [(94 - 609) / 609] x 100
Subtract the new number by the original number
94 - 609 = -515
-515 ÷ 609 = -0.8456486042692939
-0.8456486042692939 x 100 = -84.56%