-28.97% is the change from 718 to 510
Calculation steps:
[( 510 - 718 ) ÷ 718] x 100 = -28.97%
Formula
Percentage change = [(510 - 718) / 718] x 100
Subtract the new number by the original number
510 - 718 = -208
-208 ÷ 718 = -0.28969359331476324
-0.28969359331476324 x 100 = -28.97%