21.57% is the change from 779 to 947
Calculation steps:
[( 947 - 779 ) ÷ 779] x 100 = 21.57%
Formula
Percentage change = [(947 - 779) / 779] x 100
Subtract the new number by the original number
947 - 779 = 168
168 ÷ 779 = 0.21566110397946084
0.21566110397946084 x 100 = 21.57%