-57.27% is the change from 997 to 426
Calculation steps:
[( 426 - 997 ) ÷ 997] x 100 = -57.27%
Formula
Percentage change = [(426 - 997) / 997] x 100
Subtract the new number by the original number
426 - 997 = -571
-571 ÷ 997 = -0.5727181544633901
-0.5727181544633901 x 100 = -57.27%