-88.57% is the change from 245 to 28
Calculation steps:
[( 28 - 245 ) ÷ 245] x 100 = -88.57%
Formula
Percentage change = [(28 - 245) / 245] x 100
Subtract the new number by the original number
28 - 245 = -217
-217 ÷ 245 = -0.8857142857142857
-0.8857142857142857 x 100 = -88.57%