-71.1% is the change from 609 to 176
Calculation steps:
[( 176 - 609 ) ÷ 609] x 100 = -71.1%
Formula
Percentage change = [(176 - 609) / 609] x 100
Subtract the new number by the original number
176 - 609 = -433
-433 ÷ 609 = -0.7110016420361248
-0.7110016420361248 x 100 = -71.1%