83.95% is the change from 542 to 997
Calculation steps:
[( 997 - 542 ) ÷ 542] x 100 = 83.95%
Formula
Percentage change = [(997 - 542) / 542] x 100
Subtract the new number by the original number
997 - 542 = 455
455 ÷ 542 = 0.8394833948339483
0.8394833948339483 x 100 = 83.95%