-67.32% is the change from 814 to 266
Calculation steps:
[( 266 - 814 ) ÷ 814] x 100 = -67.32%
Formula
Percentage change = [(266 - 814) / 814] x 100
Subtract the new number by the original number
266 - 814 = -548
-548 ÷ 814 = -0.6732186732186732
-0.6732186732186732 x 100 = -67.32%