93.38% is the change from 423 to 818
Calculation steps:
[( 818 - 423 ) ÷ 423] x 100 = 93.38%
Formula
Percentage change = [(818 - 423) / 423] x 100
Subtract the new number by the original number
818 - 423 = 395
395 ÷ 423 = 0.933806146572104
0.933806146572104 x 100 = 93.38%