80.37% is the change from 540 to 974
Calculation steps:
[( 974 - 540 ) ÷ 540] x 100 = 80.37%
Formula
Percentage change = [(974 - 540) / 540] x 100
Subtract the new number by the original number
974 - 540 = 434
434 ÷ 540 = 0.8037037037037037
0.8037037037037037 x 100 = 80.37%