-66.81% is the change from 937 to 311
Calculation steps:
[( 311 - 937 ) ÷ 937] x 100 = -66.81%
Formula
Percentage change = [(311 - 937) / 937] x 100
Subtract the new number by the original number
311 - 937 = -626
-626 ÷ 937 = -0.6680896478121665
-0.6680896478121665 x 100 = -66.81%