-34.83% is the change from 669 to 436
Calculation steps:
[( 436 - 669 ) ÷ 669] x 100 = -34.83%
Formula
Percentage change = [(436 - 669) / 669] x 100
Subtract the new number by the original number
436 - 669 = -233
-233 ÷ 669 = -0.3482810164424514
-0.3482810164424514 x 100 = -34.83%