-45.16% is the change from 609 to 334
Calculation steps:
[( 334 - 609 ) ÷ 609] x 100 = -45.16%
Formula
Percentage change = [(334 - 609) / 609] x 100
Subtract the new number by the original number
334 - 609 = -275
-275 ÷ 609 = -0.451559934318555
-0.451559934318555 x 100 = -45.16%