-60.67% is the change from 872 to 343
Calculation steps:
[( 343 - 872 ) ÷ 872] x 100 = -60.67%
Formula
Percentage change = [(343 - 872) / 872] x 100
Subtract the new number by the original number
343 - 872 = -529
-529 ÷ 872 = -0.606651376146789
-0.606651376146789 x 100 = -60.67%