-31.25% is the change from 144 to 99
Calculation steps:
[( 99 - 144 ) ÷ 144] x 100 = -31.25%
Formula
Percentage change = [(99 - 144) / 144] x 100
Subtract the new number by the original number
99 - 144 = -45
-45 ÷ 144 = -0.3125
-0.3125 x 100 = -31.25%