-93.15% is the change from 248 to 17
Calculation steps:
[( 17 - 248 ) ÷ 248] x 100 = -93.15%
Formula
Percentage change = [(17 - 248) / 248] x 100
Subtract the new number by the original number
17 - 248 = -231
-231 ÷ 248 = -0.9314516129032258
-0.9314516129032258 x 100 = -93.15%