-51.97% is the change from 152 to 73
Calculation steps:
[( 73 - 152 ) ÷ 152] x 100 = -51.97%
Formula
Percentage change = [(73 - 152) / 152] x 100
Subtract the new number by the original number
73 - 152 = -79
-79 ÷ 152 = -0.5197368421052632
-0.5197368421052632 x 100 = -51.97%