-58.08% is the change from 730 to 306
Calculation steps:
[( 306 - 730 ) ÷ 730] x 100 = -58.08%
Formula
Percentage change = [(306 - 730) / 730] x 100
Subtract the new number by the original number
306 - 730 = -424
-424 ÷ 730 = -0.5808219178082191
-0.5808219178082191 x 100 = -58.08%