-7.07% is the change from 311 to 289
Calculation steps:
[( 289 - 311 ) ÷ 311] x 100 = -7.07%
Formula
Percentage change = [(289 - 311) / 311] x 100
Subtract the new number by the original number
289 - 311 = -22
-22 ÷ 311 = -0.0707395498392283
-0.0707395498392283 x 100 = -7.07%