-34.33% is the change from 134 to 88
Calculation steps:
[( 88 - 134 ) ÷ 134] x 100 = -34.33%
Formula
Percentage change = [(88 - 134) / 134] x 100
Subtract the new number by the original number
88 - 134 = -46
-46 ÷ 134 = -0.34328358208955223
-0.34328358208955223 x 100 = -34.33%