-90.73% is the change from 248 to 23
Calculation steps:
[( 23 - 248 ) ÷ 248] x 100 = -90.73%
Formula
Percentage change = [(23 - 248) / 248] x 100
Subtract the new number by the original number
23 - 248 = -225
-225 ÷ 248 = -0.907258064516129
-0.907258064516129 x 100 = -90.73%