-23.35% is the change from 167 to 128
Calculation steps:
[( 128 - 167 ) ÷ 167] x 100 = -23.35%
Formula
Percentage change = [(128 - 167) / 167] x 100
Subtract the new number by the original number
128 - 167 = -39
-39 ÷ 167 = -0.23353293413173654
-0.23353293413173654 x 100 = -23.35%