-68.97% is the change from 667 to 207
Calculation steps:
[( 207 - 667 ) ÷ 667] x 100 = -68.97%
Formula
Percentage change = [(207 - 667) / 667] x 100
Subtract the new number by the original number
207 - 667 = -460
-460 ÷ 667 = -0.6896551724137931
-0.6896551724137931 x 100 = -68.97%