-57.58% is the change from 231 to 98
Calculation steps:
[( 98 - 231 ) ÷ 231] x 100 = -57.58%
Formula
Percentage change = [(98 - 231) / 231] x 100
Subtract the new number by the original number
98 - 231 = -133
-133 ÷ 231 = -0.5757575757575758
-0.5757575757575758 x 100 = -57.58%