-12.91% is the change from 953 to 830
Calculation steps:
[( 830 - 953 ) ÷ 953] x 100 = -12.91%
Formula
Percentage change = [(830 - 953) / 953] x 100
Subtract the new number by the original number
830 - 953 = -123
-123 ÷ 953 = -0.12906610703043023
-0.12906610703043023 x 100 = -12.91%