81.73% is the change from 542 to 985
Calculation steps:
[( 985 - 542 ) ÷ 542] x 100 = 81.73%
Formula
Percentage change = [(985 - 542) / 542] x 100
Subtract the new number by the original number
985 - 542 = 443
443 ÷ 542 = 0.8173431734317343
0.8173431734317343 x 100 = 81.73%