-31.84% is the change from 669 to 456
Calculation steps:
[( 456 - 669 ) ÷ 669] x 100 = -31.84%
Formula
Percentage change = [(456 - 669) / 669] x 100
Subtract the new number by the original number
456 - 669 = -213
-213 ÷ 669 = -0.3183856502242152
-0.3183856502242152 x 100 = -31.84%