-29.95% is the change from 601 to 421
Calculation steps:
[( 421 - 601 ) ÷ 601] x 100 = -29.95%
Formula
Percentage change = [(421 - 601) / 601] x 100
Subtract the new number by the original number
421 - 601 = -180
-180 ÷ 601 = -0.2995008319467554
-0.2995008319467554 x 100 = -29.95%