78.23% is the change from 542 to 966
Calculation steps:
[( 966 - 542 ) ÷ 542] x 100 = 78.23%
Formula
Percentage change = [(966 - 542) / 542] x 100
Subtract the new number by the original number
966 - 542 = 424
424 ÷ 542 = 0.7822878228782287
0.7822878228782287 x 100 = 78.23%