-27.2% is the change from 919 to 669
Calculation steps:
[( 669 - 919 ) ÷ 919] x 100 = -27.2%
Formula
Percentage change = [(669 - 919) / 919] x 100
Subtract the new number by the original number
669 - 919 = -250
-250 ÷ 919 = -0.2720348204570185
-0.2720348204570185 x 100 = -27.2%