-95.88% is the change from 97 to 4
Calculation steps:
[( 4 - 97 ) ÷ 97] x 100 = -95.88%
Formula
Percentage change = [(4 - 97) / 97] x 100
Subtract the new number by the original number
4 - 97 = -93
-93 ÷ 97 = -0.9587628865979382
-0.9587628865979382 x 100 = -95.88%