-31.48% is the change from 880 to 603
Calculation steps:
[( 603 - 880 ) ÷ 880] x 100 = -31.48%
Formula
Percentage change = [(603 - 880) / 880] x 100
Subtract the new number by the original number
603 - 880 = -277
-277 ÷ 880 = -0.31477272727272726
-0.31477272727272726 x 100 = -31.48%