-57.4% is the change from 730 to 311
Calculation steps:
[( 311 - 730 ) ÷ 730] x 100 = -57.4%
Formula
Percentage change = [(311 - 730) / 730] x 100
Subtract the new number by the original number
311 - 730 = -419
-419 ÷ 730 = -0.5739726027397261
-0.5739726027397261 x 100 = -57.4%