-21.16% is the change from 293 to 231
Calculation steps:
[( 231 - 293 ) ÷ 293] x 100 = -21.16%
Formula
Percentage change = [(231 - 293) / 293] x 100
Subtract the new number by the original number
231 - 293 = -62
-62 ÷ 293 = -0.21160409556313994
-0.21160409556313994 x 100 = -21.16%