18.64% is the change from 692 to 821
Calculation steps:
[( 821 - 692 ) ÷ 692] x 100 = 18.64%
Formula
Percentage change = [(821 - 692) / 692] x 100
Subtract the new number by the original number
821 - 692 = 129
129 ÷ 692 = 0.18641618497109827
0.18641618497109827 x 100 = 18.64%