-59.71% is the change from 623 to 251
Calculation steps:
[( 251 - 623 ) ÷ 623] x 100 = -59.71%
Formula
Percentage change = [(251 - 623) / 623] x 100
Subtract the new number by the original number
251 - 623 = -372
-372 ÷ 623 = -0.5971107544141252
-0.5971107544141252 x 100 = -59.71%