1.88% is the change from 904 to 921
Calculation steps:
[( 921 - 904 ) ÷ 904] x 100 = 1.88%
Formula
Percentage change = [(921 - 904) / 904] x 100
Subtract the new number by the original number
921 - 904 = 17
17 ÷ 904 = 0.018805309734513276
0.018805309734513276 x 100 = 1.88%