-48.25% is the change from 601 to 311
Calculation steps:
[( 311 - 601 ) ÷ 601] x 100 = -48.25%
Formula
Percentage change = [(311 - 601) / 601] x 100
Subtract the new number by the original number
311 - 601 = -290
-290 ÷ 601 = -0.4825291181364393
-0.4825291181364393 x 100 = -48.25%