-94.42% is the change from 609 to 34
Calculation steps:
[( 34 - 609 ) ÷ 609] x 100 = -94.42%
Formula
Percentage change = [(34 - 609) / 609] x 100
Subtract the new number by the original number
34 - 609 = -575
-575 ÷ 609 = -0.9441707717569786
-0.9441707717569786 x 100 = -94.42%