-67.63% is the change from 828 to 268
Calculation steps:
[( 268 - 828 ) ÷ 828] x 100 = -67.63%
Formula
Percentage change = [(268 - 828) / 828] x 100
Subtract the new number by the original number
268 - 828 = -560
-560 ÷ 828 = -0.6763285024154589
-0.6763285024154589 x 100 = -67.63%