-18.08% is the change from 769 to 630
Calculation steps:
[( 630 - 769 ) ÷ 769] x 100 = -18.08%
Formula
Percentage change = [(630 - 769) / 769] x 100
Subtract the new number by the original number
630 - 769 = -139
-139 ÷ 769 = -0.18075422626788037
-0.18075422626788037 x 100 = -18.08%