17.62% is the change from 783 to 921
Calculation steps:
[( 921 - 783 ) ÷ 783] x 100 = 17.62%
Formula
Percentage change = [(921 - 783) / 783] x 100
Subtract the new number by the original number
921 - 783 = 138
138 ÷ 783 = 0.17624521072796934
0.17624521072796934 x 100 = 17.62%