-61.43% is the change from 814 to 314
Calculation steps:
[( 314 - 814 ) ÷ 814] x 100 = -61.43%
Formula
Percentage change = [(314 - 814) / 814] x 100
Subtract the new number by the original number
314 - 814 = -500
-500 ÷ 814 = -0.6142506142506142
-0.6142506142506142 x 100 = -61.43%