8.05% is the change from 236 to 255
Calculation steps:
[( 255 - 236 ) ÷ 236] x 100 = 8.05%
Formula
Percentage change = [(255 - 236) / 236] x 100
Subtract the new number by the original number
255 - 236 = 19
19 ÷ 236 = 0.08050847457627118
0.08050847457627118 x 100 = 8.05%