78.32% is the change from 143 to 255
Calculation steps:
[( 255 - 143 ) ÷ 143] x 100 = 78.32%
Formula
Percentage change = [(255 - 143) / 143] x 100
Subtract the new number by the original number
255 - 143 = 112
112 ÷ 143 = 0.7832167832167832
0.7832167832167832 x 100 = 78.32%