-1.1% is the change from 182 to 180
Calculation steps:
[( 180 - 182 ) ÷ 182] x 100 = -1.1%
Formula
Percentage change = [(180 - 182) / 182] x 100
Subtract the new number by the original number
180 - 182 = -2
-2 ÷ 182 = -0.01098901098901099
-0.01098901098901099 x 100 = -1.1%