-44.93% is the change from 601 to 331
Calculation steps:
[( 331 - 601 ) ÷ 601] x 100 = -44.93%
Formula
Percentage change = [(331 - 601) / 601] x 100
Subtract the new number by the original number
331 - 601 = -270
-270 ÷ 601 = -0.4492512479201331
-0.4492512479201331 x 100 = -44.93%