-3.07% is the change from 781 to 757
Calculation steps:
[( 757 - 781 ) ÷ 781] x 100 = -3.07%
Formula
Percentage change = [(757 - 781) / 781] x 100
Subtract the new number by the original number
757 - 781 = -24
-24 ÷ 781 = -0.030729833546734954
-0.030729833546734954 x 100 = -3.07%