-30.77% is the change from 273 to 189
Calculation steps:
[( 189 - 273 ) ÷ 273] x 100 = -30.77%
Formula
Percentage change = [(189 - 273) / 273] x 100
Subtract the new number by the original number
189 - 273 = -84
-84 ÷ 273 = -0.3076923076923077
-0.3076923076923077 x 100 = -30.77%