-2.53% is the change from 158 to 154
Calculation steps:
[( 154 - 158 ) ÷ 158] x 100 = -2.53%
Formula
Percentage change = [(154 - 158) / 158] x 100
Subtract the new number by the original number
154 - 158 = -4
-4 ÷ 158 = -0.02531645569620253
-0.02531645569620253 x 100 = -2.53%