84.65% is the change from 456 to 842
Calculation steps:
[( 842 - 456 ) ÷ 456] x 100 = 84.65%
Formula
Percentage change = [(842 - 456) / 456] x 100
Subtract the new number by the original number
842 - 456 = 386
386 ÷ 456 = 0.8464912280701754
0.8464912280701754 x 100 = 84.65%