-26.8% is the change from 903 to 661
Calculation steps:
[( 661 - 903 ) ÷ 903] x 100 = -26.8%
Formula
Percentage change = [(661 - 903) / 903] x 100
Subtract the new number by the original number
661 - 903 = -242
-242 ÷ 903 = -0.26799557032115173
-0.26799557032115173 x 100 = -26.8%