-62.26% is the change from 824 to 311
Calculation steps:
[( 311 - 824 ) ÷ 824] x 100 = -62.26%
Formula
Percentage change = [(311 - 824) / 824] x 100
Subtract the new number by the original number
311 - 824 = -513
-513 ÷ 824 = -0.6225728155339806
-0.6225728155339806 x 100 = -62.26%