-7.09% is the change from 254 to 236
Calculation steps:
[( 236 - 254 ) ÷ 254] x 100 = -7.09%
Formula
Percentage change = [(236 - 254) / 254] x 100
Subtract the new number by the original number
236 - 254 = -18
-18 ÷ 254 = -0.07086614173228346
-0.07086614173228346 x 100 = -7.09%