19.21% is the change from 781 to 931
Calculation steps:
[( 931 - 781 ) ÷ 781] x 100 = 19.21%
Formula
Percentage change = [(931 - 781) / 781] x 100
Subtract the new number by the original number
931 - 781 = 150
150 ÷ 781 = 0.19206145966709348
0.19206145966709348 x 100 = 19.21%