20.17% is the change from 699 to 840
Calculation steps:
[( 840 - 699 ) ÷ 699] x 100 = 20.17%
Formula
Percentage change = [(840 - 699) / 699] x 100
Subtract the new number by the original number
840 - 699 = 141
141 ÷ 699 = 0.2017167381974249
0.2017167381974249 x 100 = 20.17%