-31.11% is the change from 135 to 93
Calculation steps:
[( 93 - 135 ) ÷ 135] x 100 = -31.11%
Formula
Percentage change = [(93 - 135) / 135] x 100
Subtract the new number by the original number
93 - 135 = -42
-42 ÷ 135 = -0.3111111111111111
-0.3111111111111111 x 100 = -31.11%