69.61% is the change from 543 to 921
Calculation steps:
[( 921 - 543 ) ÷ 543] x 100 = 69.61%
Formula
Percentage change = [(921 - 543) / 543] x 100
Subtract the new number by the original number
921 - 543 = 378
378 ÷ 543 = 0.6961325966850829
0.6961325966850829 x 100 = 69.61%