-64.74% is the change from 831 to 293
Calculation steps:
[( 293 - 831 ) ÷ 831] x 100 = -64.74%
Formula
Percentage change = [(293 - 831) / 831] x 100
Subtract the new number by the original number
293 - 831 = -538
-538 ÷ 831 = -0.6474127557160048
-0.6474127557160048 x 100 = -64.74%