-11.89% is the change from 942 to 830
Calculation steps:
[( 830 - 942 ) ÷ 942] x 100 = -11.89%
Formula
Percentage change = [(830 - 942) / 942] x 100
Subtract the new number by the original number
830 - 942 = -112
-112 ÷ 942 = -0.11889596602972399
-0.11889596602972399 x 100 = -11.89%