-77.07% is the change from 750 to 172
Calculation steps:
[( 172 - 750 ) ÷ 750] x 100 = -77.07%
Formula
Percentage change = [(172 - 750) / 750] x 100
Subtract the new number by the original number
172 - 750 = -578
-578 ÷ 750 = -0.7706666666666667
-0.7706666666666667 x 100 = -77.07%