77.78% is the change from 558 to 992
Calculation steps:
[( 992 - 558 ) ÷ 558] x 100 = 77.78%
Formula
Percentage change = [(992 - 558) / 558] x 100
Subtract the new number by the original number
992 - 558 = 434
434 ÷ 558 = 0.7777777777777778
0.7777777777777778 x 100 = 77.78%