2.06% is the change from 921 to 940
Calculation steps:
[( 940 - 921 ) ÷ 921] x 100 = 2.06%
Formula
Percentage change = [(940 - 921) / 921] x 100
Subtract the new number by the original number
940 - 921 = 19
19 ÷ 921 = 0.02062975027144408
0.02062975027144408 x 100 = 2.06%