-66.45% is the change from 924 to 310
Calculation steps:
[( 310 - 924 ) ÷ 924] x 100 = -66.45%
Formula
Percentage change = [(310 - 924) / 924] x 100
Subtract the new number by the original number
310 - 924 = -614
-614 ÷ 924 = -0.6645021645021645
-0.6645021645021645 x 100 = -66.45%