-66.34% is the change from 924 to 311
Calculation steps:
[( 311 - 924 ) ÷ 924] x 100 = -66.34%
Formula
Percentage change = [(311 - 924) / 924] x 100
Subtract the new number by the original number
311 - 924 = -613
-613 ÷ 924 = -0.6634199134199135
-0.6634199134199135 x 100 = -66.34%