81.47% is the change from 464 to 842
Calculation steps:
[( 842 - 464 ) ÷ 464] x 100 = 81.47%
Formula
Percentage change = [(842 - 464) / 464] x 100
Subtract the new number by the original number
842 - 464 = 378
378 ÷ 464 = 0.8146551724137931
0.8146551724137931 x 100 = 81.47%