-63.75% is the change from 880 to 319
Calculation steps:
[( 319 - 880 ) ÷ 880] x 100 = -63.75%
Formula
Percentage change = [(319 - 880) / 880] x 100
Subtract the new number by the original number
319 - 880 = -561
-561 ÷ 880 = -0.6375
-0.6375 x 100 = -63.75%