-11.98% is the change from 943 to 830
Calculation steps:
[( 830 - 943 ) ÷ 943] x 100 = -11.98%
Formula
Percentage change = [(830 - 943) / 943] x 100
Subtract the new number by the original number
830 - 943 = -113
-113 ÷ 943 = -0.11983032873807
-0.11983032873807 x 100 = -11.98%