-82.93% is the change from 750 to 128
Calculation steps:
[( 128 - 750 ) ÷ 750] x 100 = -82.93%
Formula
Percentage change = [(128 - 750) / 750] x 100
Subtract the new number by the original number
128 - 750 = -622
-622 ÷ 750 = -0.8293333333333334
-0.8293333333333334 x 100 = -82.93%