-21.48% is the change from 135 to 106
Calculation steps:
[( 106 - 135 ) ÷ 135] x 100 = -21.48%
Formula
Percentage change = [(106 - 135) / 135] x 100
Subtract the new number by the original number
106 - 135 = -29
-29 ÷ 135 = -0.21481481481481482
-0.21481481481481482 x 100 = -21.48%