-75.19% is the change from 931 to 231
Calculation steps:
[( 231 - 931 ) ÷ 931] x 100 = -75.19%
Formula
Percentage change = [(231 - 931) / 931] x 100
Subtract the new number by the original number
231 - 931 = -700
-700 ÷ 931 = -0.7518796992481203
-0.7518796992481203 x 100 = -75.19%