-87.14% is the change from 241 to 31
Calculation steps:
[( 31 - 241 ) ÷ 241] x 100 = -87.14%
Formula
Percentage change = [(31 - 241) / 241] x 100
Subtract the new number by the original number
31 - 241 = -210
-210 ÷ 241 = -0.8713692946058091
-0.8713692946058091 x 100 = -87.14%