-66.87% is the change from 809 to 268
Calculation steps:
[( 268 - 809 ) ÷ 809] x 100 = -66.87%
Formula
Percentage change = [(268 - 809) / 809] x 100
Subtract the new number by the original number
268 - 809 = -541
-541 ÷ 809 = -0.6687268232385661
-0.6687268232385661 x 100 = -66.87%