88.37% is the change from 447 to 842
Calculation steps:
[( 842 - 447 ) ÷ 447] x 100 = 88.37%
Formula
Percentage change = [(842 - 447) / 447] x 100
Subtract the new number by the original number
842 - 447 = 395
395 ÷ 447 = 0.883668903803132
0.883668903803132 x 100 = 88.37%