84.63% is the change from 540 to 997
Calculation steps:
[( 997 - 540 ) ÷ 540] x 100 = 84.63%
Formula
Percentage change = [(997 - 540) / 540] x 100
Subtract the new number by the original number
997 - 540 = 457
457 ÷ 540 = 0.8462962962962963
0.8462962962962963 x 100 = 84.63%