79.37% is the change from 223 to 400
Calculation steps:
[( 400 - 223 ) ÷ 223] x 100 = 79.37%
Formula
Percentage change = [(400 - 223) / 223] x 100
Subtract the new number by the original number
400 - 223 = 177
177 ÷ 223 = 0.7937219730941704
0.7937219730941704 x 100 = 79.37%