-67.4% is the change from 951 to 310
Calculation steps:
[( 310 - 951 ) ÷ 951] x 100 = -67.4%
Formula
Percentage change = [(310 - 951) / 951] x 100
Subtract the new number by the original number
310 - 951 = -641
-641 ÷ 951 = -0.6740273396424816
-0.6740273396424816 x 100 = -67.4%