-29.85% is the change from 727 to 510
Calculation steps:
[( 510 - 727 ) ÷ 727] x 100 = -29.85%
Formula
Percentage change = [(510 - 727) / 727] x 100
Subtract the new number by the original number
510 - 727 = -217
-217 ÷ 727 = -0.2984869325997249
-0.2984869325997249 x 100 = -29.85%