-17.49% is the change from 909 to 750
Calculation steps:
[( 750 - 909 ) ÷ 909] x 100 = -17.49%
Formula
Percentage change = [(750 - 909) / 909] x 100
Subtract the new number by the original number
750 - 909 = -159
-159 ÷ 909 = -0.17491749174917492
-0.17491749174917492 x 100 = -17.49%