54.44% is the change from 540 to 834
Calculation steps:
[( 834 - 540 ) ÷ 540] x 100 = 54.44%
Formula
Percentage change = [(834 - 540) / 540] x 100
Subtract the new number by the original number
834 - 540 = 294
294 ÷ 540 = 0.5444444444444444
0.5444444444444444 x 100 = 54.44%