-15.71% is the change from 783 to 660
Calculation steps:
[( 660 - 783 ) ÷ 783] x 100 = -15.71%
Formula
Percentage change = [(660 - 783) / 783] x 100
Subtract the new number by the original number
660 - 783 = -123
-123 ÷ 783 = -0.15708812260536398
-0.15708812260536398 x 100 = -15.71%