-9.27% is the change from 669 to 607
Calculation steps:
[( 607 - 669 ) ÷ 669] x 100 = -9.27%
Formula
Percentage change = [(607 - 669) / 669] x 100
Subtract the new number by the original number
607 - 669 = -62
-62 ÷ 669 = -0.09267563527653214
-0.09267563527653214 x 100 = -9.27%