-62.12% is the change from 623 to 236
Calculation steps:
[( 236 - 623 ) ÷ 623] x 100 = -62.12%
Formula
Percentage change = [(236 - 623) / 623] x 100
Subtract the new number by the original number
236 - 623 = -387
-387 ÷ 623 = -0.6211878009630819
-0.6211878009630819 x 100 = -62.12%