-51.85% is the change from 54 to 26
Calculation steps:
[( 26 - 54 ) ÷ 54] x 100 = -51.85%
Formula
Percentage change = [(26 - 54) / 54] x 100
Subtract the new number by the original number
26 - 54 = -28
-28 ÷ 54 = -0.5185185185185185
-0.5185185185185185 x 100 = -51.85%