-16.77% is the change from 799 to 665
Calculation steps:
[( 665 - 799 ) ÷ 799] x 100 = -16.77%
Formula
Percentage change = [(665 - 799) / 799] x 100
Subtract the new number by the original number
665 - 799 = -134
-134 ÷ 799 = -0.1677096370463079
-0.1677096370463079 x 100 = -16.77%