-1.64% is the change from 183 to 180
Calculation steps:
[( 180 - 183 ) ÷ 183] x 100 = -1.64%
Formula
Percentage change = [(180 - 183) / 183] x 100
Subtract the new number by the original number
180 - 183 = -3
-3 ÷ 183 = -0.01639344262295082
-0.01639344262295082 x 100 = -1.64%