-35.93% is the change from 231 to 148
Calculation steps:
[( 148 - 231 ) ÷ 231] x 100 = -35.93%
Formula
Percentage change = [(148 - 231) / 231] x 100
Subtract the new number by the original number
148 - 231 = -83
-83 ÷ 231 = -0.3593073593073593
-0.3593073593073593 x 100 = -35.93%