-11.73% is the change from 938 to 828
Calculation steps:
[( 828 - 938 ) ÷ 938] x 100 = -11.73%
Formula
Percentage change = [(828 - 938) / 938] x 100
Subtract the new number by the original number
828 - 938 = -110
-110 ÷ 938 = -0.11727078891257996
-0.11727078891257996 x 100 = -11.73%