-44.46% is the change from 623 to 346
Calculation steps:
[( 346 - 623 ) ÷ 623] x 100 = -44.46%
Formula
Percentage change = [(346 - 623) / 623] x 100
Subtract the new number by the original number
346 - 623 = -277
-277 ÷ 623 = -0.4446227929373997
-0.4446227929373997 x 100 = -44.46%