-64.57% is the change from 669 to 237
Calculation steps:
[( 237 - 669 ) ÷ 669] x 100 = -64.57%
Formula
Percentage change = [(237 - 669) / 669] x 100
Subtract the new number by the original number
237 - 669 = -432
-432 ÷ 669 = -0.6457399103139013
-0.6457399103139013 x 100 = -64.57%