-47.06% is the change from 493 to 261
Calculation steps:
[( 261 - 493 ) ÷ 493] x 100 = -47.06%
Formula
Percentage change = [(261 - 493) / 493] x 100
Subtract the new number by the original number
261 - 493 = -232
-232 ÷ 493 = -0.47058823529411764
-0.47058823529411764 x 100 = -47.06%