18.48% is the change from 709 to 840
Calculation steps:
[( 840 - 709 ) ÷ 709] x 100 = 18.48%
Formula
Percentage change = [(840 - 709) / 709] x 100
Subtract the new number by the original number
840 - 709 = 131
131 ÷ 709 = 0.1847672778561354
0.1847672778561354 x 100 = 18.48%