5.45% is the change from 55 to 58
Calculation steps:
[( 58 - 55 ) ÷ 55] x 100 = 5.45%
Formula
Percentage change = [(58 - 55) / 55] x 100
Subtract the new number by the original number
58 - 55 = 3
3 ÷ 55 = 0.05454545454545454
0.05454545454545454 x 100 = 5.45%