-80.26% is the change from 152 to 30
Calculation steps:
[( 30 - 152 ) ÷ 152] x 100 = -80.26%
Formula
Percentage change = [(30 - 152) / 152] x 100
Subtract the new number by the original number
30 - 152 = -122
-122 ÷ 152 = -0.8026315789473685
-0.8026315789473685 x 100 = -80.26%