54.98% is the change from 402 to 623
Calculation steps:
[( 623 - 402 ) ÷ 402] x 100 = 54.98%
Formula
Percentage change = [(623 - 402) / 402] x 100
Subtract the new number by the original number
623 - 402 = 221
221 ÷ 402 = 0.5497512437810945
0.5497512437810945 x 100 = 54.98%