-61.33% is the change from 887 to 343
Calculation steps:
[( 343 - 887 ) ÷ 887] x 100 = -61.33%
Formula
Percentage change = [(343 - 887) / 887] x 100
Subtract the new number by the original number
343 - 887 = -544
-544 ÷ 887 = -0.6133032694475761
-0.6133032694475761 x 100 = -61.33%