-66.53% is the change from 750 to 251
Calculation steps:
[( 251 - 750 ) ÷ 750] x 100 = -66.53%
Formula
Percentage change = [(251 - 750) / 750] x 100
Subtract the new number by the original number
251 - 750 = -499
-499 ÷ 750 = -0.6653333333333333
-0.6653333333333333 x 100 = -66.53%