-14.47% is the change from 311 to 266
Calculation steps:
[( 266 - 311 ) ÷ 311] x 100 = -14.47%
Formula
Percentage change = [(266 - 311) / 311] x 100
Subtract the new number by the original number
266 - 311 = -45
-45 ÷ 311 = -0.14469453376205788
-0.14469453376205788 x 100 = -14.47%