-17.8% is the change from 118 to 97
Calculation steps:
[( 97 - 118 ) ÷ 118] x 100 = -17.8%
Formula
Percentage change = [(97 - 118) / 118] x 100
Subtract the new number by the original number
97 - 118 = -21
-21 ÷ 118 = -0.17796610169491525
-0.17796610169491525 x 100 = -17.8%