-65.82% is the change from 910 to 311
Calculation steps:
[( 311 - 910 ) ÷ 910] x 100 = -65.82%
Formula
Percentage change = [(311 - 910) / 910] x 100
Subtract the new number by the original number
311 - 910 = -599
-599 ÷ 910 = -0.6582417582417582
-0.6582417582417582 x 100 = -65.82%