-43.01% is the change from 272 to 155
Calculation steps:
[( 155 - 272 ) ÷ 272] x 100 = -43.01%
Formula
Percentage change = [(155 - 272) / 272] x 100
Subtract the new number by the original number
155 - 272 = -117
-117 ÷ 272 = -0.43014705882352944
-0.43014705882352944 x 100 = -43.01%