-72.03% is the change from 261 to 73
Calculation steps:
[( 73 - 261 ) ÷ 261] x 100 = -72.03%
Formula
Percentage change = [(73 - 261) / 261] x 100
Subtract the new number by the original number
73 - 261 = -188
-188 ÷ 261 = -0.7203065134099617
-0.7203065134099617 x 100 = -72.03%