244.59% is the change from 74 to 255
Calculation steps:
[( 255 - 74 ) ÷ 74] x 100 = 244.59%
Formula
Percentage change = [(255 - 74) / 74] x 100
Subtract the new number by the original number
255 - 74 = 181
181 ÷ 74 = 2.445945945945946
2.445945945945946 x 100 = 244.59%