-7.03% is the change from 313 to 291
Calculation steps:
[( 291 - 313 ) ÷ 313] x 100 = -7.03%
Formula
Percentage change = [(291 - 313) / 313] x 100
Subtract the new number by the original number
291 - 313 = -22
-22 ÷ 313 = -0.07028753993610223
-0.07028753993610223 x 100 = -7.03%