-27.45% is the change from 623 to 452
Calculation steps:
[( 452 - 623 ) ÷ 623] x 100 = -27.45%
Formula
Percentage change = [(452 - 623) / 623] x 100
Subtract the new number by the original number
452 - 623 = -171
-171 ÷ 623 = -0.27447833065810595
-0.27447833065810595 x 100 = -27.45%