626.19% is the change from 42 to 305
Calculation steps:
[( 305 - 42 ) ÷ 42] x 100 = 626.19%
Formula
Percentage change = [(305 - 42) / 42] x 100
Subtract the new number by the original number
305 - 42 = 263
263 ÷ 42 = 6.261904761904762
6.261904761904762 x 100 = 626.19%