-48.95% is the change from 190 to 97
Calculation steps:
[( 97 - 190 ) ÷ 190] x 100 = -48.95%
Formula
Percentage change = [(97 - 190) / 190] x 100
Subtract the new number by the original number
97 - 190 = -93
-93 ÷ 190 = -0.48947368421052634
-0.48947368421052634 x 100 = -48.95%