21.65% is the change from 693 to 843
Calculation steps:
[( 843 - 693 ) ÷ 693] x 100 = 21.65%
Formula
Percentage change = [(843 - 693) / 693] x 100
Subtract the new number by the original number
843 - 693 = 150
150 ÷ 693 = 0.21645021645021645
0.21645021645021645 x 100 = 21.65%