-99.59% is the change from 241 to 1
Calculation steps:
[( 1 - 241 ) ÷ 241] x 100 = -99.59%
Formula
Percentage change = [(1 - 241) / 241] x 100
Subtract the new number by the original number
1 - 241 = -240
-240 ÷ 241 = -0.995850622406639
-0.995850622406639 x 100 = -99.59%