-15.56% is the change from 180 to 152
Calculation steps:
[( 152 - 180 ) ÷ 180] x 100 = -15.56%
Formula
Percentage change = [(152 - 180) / 180] x 100
Subtract the new number by the original number
152 - 180 = -28
-28 ÷ 180 = -0.15555555555555556
-0.15555555555555556 x 100 = -15.56%