-14.7% is the change from 830 to 708
Calculation steps:
[( 708 - 830 ) ÷ 830] x 100 = -14.7%
Formula
Percentage change = [(708 - 830) / 830] x 100
Subtract the new number by the original number
708 - 830 = -122
-122 ÷ 830 = -0.14698795180722893
-0.14698795180722893 x 100 = -14.7%