54.25% is the change from 623 to 961
Calculation steps:
[( 961 - 623 ) ÷ 623] x 100 = 54.25%
Formula
Percentage change = [(961 - 623) / 623] x 100
Subtract the new number by the original number
961 - 623 = 338
338 ÷ 623 = 0.5425361155698234
0.5425361155698234 x 100 = 54.25%