-55.86% is the change from 623 to 275
Calculation steps:
[( 275 - 623 ) ÷ 623] x 100 = -55.86%
Formula
Percentage change = [(275 - 623) / 623] x 100
Subtract the new number by the original number
275 - 623 = -348
-348 ÷ 623 = -0.5585874799357945
-0.5585874799357945 x 100 = -55.86%