-1.8% is the change from 167 to 164
Calculation steps:
[( 164 - 167 ) ÷ 167] x 100 = -1.8%
Formula
Percentage change = [(164 - 167) / 167] x 100
Subtract the new number by the original number
164 - 167 = -3
-3 ÷ 167 = -0.017964071856287425
-0.017964071856287425 x 100 = -1.8%