-39.83% is the change from 826 to 497
Calculation steps:
[( 497 - 826 ) ÷ 826] x 100 = -39.83%
Formula
Percentage change = [(497 - 826) / 826] x 100
Subtract the new number by the original number
497 - 826 = -329
-329 ÷ 826 = -0.3983050847457627
-0.3983050847457627 x 100 = -39.83%