-59.93% is the change from 861 to 345
Calculation steps:
[( 345 - 861 ) ÷ 861] x 100 = -59.93%
Formula
Percentage change = [(345 - 861) / 861] x 100
Subtract the new number by the original number
345 - 861 = -516
-516 ÷ 861 = -0.5993031358885017
-0.5993031358885017 x 100 = -59.93%