-30.99% is the change from 739 to 510
Calculation steps:
[( 510 - 739 ) ÷ 739] x 100 = -30.99%
Formula
Percentage change = [(510 - 739) / 739] x 100
Subtract the new number by the original number
510 - 739 = -229
-229 ÷ 739 = -0.30987821380243574
-0.30987821380243574 x 100 = -30.99%