-31.03% is the change from 751 to 518
Calculation steps:
[( 518 - 751 ) ÷ 751] x 100 = -31.03%
Formula
Percentage change = [(518 - 751) / 751] x 100
Subtract the new number by the original number
518 - 751 = -233
-233 ÷ 751 = -0.31025299600532624
-0.31025299600532624 x 100 = -31.03%