86.37% is the change from 455 to 848
Calculation steps:
[( 848 - 455 ) ÷ 455] x 100 = 86.37%
Formula
Percentage change = [(848 - 455) / 455] x 100
Subtract the new number by the original number
848 - 455 = 393
393 ÷ 455 = 0.8637362637362638
0.8637362637362638 x 100 = 86.37%