-48.1% is the change from 501 to 260
Calculation steps:
[( 260 - 501 ) ÷ 501] x 100 = -48.1%
Formula
Percentage change = [(260 - 501) / 501] x 100
Subtract the new number by the original number
260 - 501 = -241
-241 ÷ 501 = -0.4810379241516966
-0.4810379241516966 x 100 = -48.1%