-29.72% is the change from 599 to 421
Calculation steps:
[( 421 - 599 ) ÷ 599] x 100 = -29.72%
Formula
Percentage change = [(421 - 599) / 599] x 100
Subtract the new number by the original number
421 - 599 = -178
-178 ÷ 599 = -0.29716193656093487
-0.29716193656093487 x 100 = -29.72%