68.89% is the change from 540 to 912
Calculation steps:
[( 912 - 540 ) ÷ 540] x 100 = 68.89%
Formula
Percentage change = [(912 - 540) / 540] x 100
Subtract the new number by the original number
912 - 540 = 372
372 ÷ 540 = 0.6888888888888889
0.6888888888888889 x 100 = 68.89%