1.18% is the change from 255 to 258
Calculation steps:
[( 258 - 255 ) ÷ 255] x 100 = 1.18%
Formula
Percentage change = [(258 - 255) / 255] x 100
Subtract the new number by the original number
258 - 255 = 3
3 ÷ 255 = 0.011764705882352941
0.011764705882352941 x 100 = 1.18%