-68.7% is the change from 246 to 77
Calculation steps:
[( 77 - 246 ) ÷ 246] x 100 = -68.7%
Formula
Percentage change = [(77 - 246) / 246] x 100
Subtract the new number by the original number
77 - 246 = -169
-169 ÷ 246 = -0.6869918699186992
-0.6869918699186992 x 100 = -68.7%