-43.98% is the change from 623 to 349
Calculation steps:
[( 349 - 623 ) ÷ 623] x 100 = -43.98%
Formula
Percentage change = [(349 - 623) / 623] x 100
Subtract the new number by the original number
349 - 623 = -274
-274 ÷ 623 = -0.43980738362760835
-0.43980738362760835 x 100 = -43.98%