-27.23% is the change from 426 to 310
Calculation steps:
[( 310 - 426 ) ÷ 426] x 100 = -27.23%
Formula
Percentage change = [(310 - 426) / 426] x 100
Subtract the new number by the original number
310 - 426 = -116
-116 ÷ 426 = -0.27230046948356806
-0.27230046948356806 x 100 = -27.23%