-60.62% is the change from 866 to 341
Calculation steps:
[( 341 - 866 ) ÷ 866] x 100 = -60.62%
Formula
Percentage change = [(341 - 866) / 866] x 100
Subtract the new number by the original number
341 - 866 = -525
-525 ÷ 866 = -0.6062355658198614
-0.6062355658198614 x 100 = -60.62%