46.23% is the change from 623 to 911
Calculation steps:
[( 911 - 623 ) ÷ 623] x 100 = 46.23%
Formula
Percentage change = [(911 - 623) / 623] x 100
Subtract the new number by the original number
911 - 623 = 288
288 ÷ 623 = 0.4622792937399679
0.4622792937399679 x 100 = 46.23%