28.45% is the change from 717 to 921
Calculation steps:
[( 921 - 717 ) ÷ 717] x 100 = 28.45%
Formula
Percentage change = [(921 - 717) / 717] x 100
Subtract the new number by the original number
921 - 717 = 204
204 ÷ 717 = 0.28451882845188287
0.28451882845188287 x 100 = 28.45%