-28.07% is the change from 919 to 661
Calculation steps:
[( 661 - 919 ) ÷ 919] x 100 = -28.07%
Formula
Percentage change = [(661 - 919) / 919] x 100
Subtract the new number by the original number
661 - 919 = -258
-258 ÷ 919 = -0.2807399347116431
-0.2807399347116431 x 100 = -28.07%