15.7% is the change from 726 to 840
Calculation steps:
[( 840 - 726 ) ÷ 726] x 100 = 15.7%
Formula
Percentage change = [(840 - 726) / 726] x 100
Subtract the new number by the original number
840 - 726 = 114
114 ÷ 726 = 0.15702479338842976
0.15702479338842976 x 100 = 15.7%