66.61% is the change from 554 to 923
Calculation steps:
[( 923 - 554 ) ÷ 554] x 100 = 66.61%
Formula
Percentage change = [(923 - 554) / 554] x 100
Subtract the new number by the original number
923 - 554 = 369
369 ÷ 554 = 0.6660649819494585
0.6660649819494585 x 100 = 66.61%