-38.97% is the change from 272 to 166
Calculation steps:
[( 166 - 272 ) ÷ 272] x 100 = -38.97%
Formula
Percentage change = [(166 - 272) / 272] x 100
Subtract the new number by the original number
166 - 272 = -106
-106 ÷ 272 = -0.3897058823529412
-0.3897058823529412 x 100 = -38.97%