-35.33% is the change from 150 to 97
Calculation steps:
[( 97 - 150 ) ÷ 150] x 100 = -35.33%
Formula
Percentage change = [(97 - 150) / 150] x 100
Subtract the new number by the original number
97 - 150 = -53
-53 ÷ 150 = -0.35333333333333333
-0.35333333333333333 x 100 = -35.33%