-41.46% is the change from 123 to 72
Calculation steps:
[( 72 - 123 ) ÷ 123] x 100 = -41.46%
Formula
Percentage change = [(72 - 123) / 123] x 100
Subtract the new number by the original number
72 - 123 = -51
-51 ÷ 123 = -0.4146341463414634
-0.4146341463414634 x 100 = -41.46%