-59.45% is the change from 831 to 337
Calculation steps:
[( 337 - 831 ) ÷ 831] x 100 = -59.45%
Formula
Percentage change = [(337 - 831) / 831] x 100
Subtract the new number by the original number
337 - 831 = -494
-494 ÷ 831 = -0.5944645006016848
-0.5944645006016848 x 100 = -59.45%