-65.67% is the change from 935 to 321
Calculation steps:
[( 321 - 935 ) ÷ 935] x 100 = -65.67%
Formula
Percentage change = [(321 - 935) / 935] x 100
Subtract the new number by the original number
321 - 935 = -614
-614 ÷ 935 = -0.6566844919786097
-0.6566844919786097 x 100 = -65.67%