-59.41% is the change from 813 to 330
Calculation steps:
[( 330 - 813 ) ÷ 813] x 100 = -59.41%
Formula
Percentage change = [(330 - 813) / 813] x 100
Subtract the new number by the original number
330 - 813 = -483
-483 ÷ 813 = -0.5940959409594095
-0.5940959409594095 x 100 = -59.41%