-10.53% is the change from 750 to 671
Calculation steps:
[( 671 - 750 ) ÷ 750] x 100 = -10.53%
Formula
Percentage change = [(671 - 750) / 750] x 100
Subtract the new number by the original number
671 - 750 = -79
-79 ÷ 750 = -0.10533333333333333
-0.10533333333333333 x 100 = -10.53%