-11.14% is the change from 709 to 630
Calculation steps:
[( 630 - 709 ) ÷ 709] x 100 = -11.14%
Formula
Percentage change = [(630 - 709) / 709] x 100
Subtract the new number by the original number
630 - 709 = -79
-79 ÷ 709 = -0.11142454160789844
-0.11142454160789844 x 100 = -11.14%