59.26% is the change from 54 to 86
Calculation steps:
[( 86 - 54 ) ÷ 54] x 100 = 59.26%
Formula
Percentage change = [(86 - 54) / 54] x 100
Subtract the new number by the original number
86 - 54 = 32
32 ÷ 54 = 0.5925925925925926
0.5925925925925926 x 100 = 59.26%