-16.82% is the change from 993 to 826
Calculation steps:
[( 826 - 993 ) ÷ 993] x 100 = -16.82%
Formula
Percentage change = [(826 - 993) / 993] x 100
Subtract the new number by the original number
826 - 993 = -167
-167 ÷ 993 = -0.16817724068479356
-0.16817724068479356 x 100 = -16.82%