-53.37% is the change from 667 to 311
Calculation steps:
[( 311 - 667 ) ÷ 667] x 100 = -53.37%
Formula
Percentage change = [(311 - 667) / 667] x 100
Subtract the new number by the original number
311 - 667 = -356
-356 ÷ 667 = -0.5337331334332833
-0.5337331334332833 x 100 = -53.37%