-47.6% is the change from 813 to 426
Calculation steps:
[( 426 - 813 ) ÷ 813] x 100 = -47.6%
Formula
Percentage change = [(426 - 813) / 813] x 100
Subtract the new number by the original number
426 - 813 = -387
-387 ÷ 813 = -0.47601476014760147
-0.47601476014760147 x 100 = -47.6%