75.5% is the change from 555 to 974
Calculation steps:
[( 974 - 555 ) ÷ 555] x 100 = 75.5%
Formula
Percentage change = [(974 - 555) / 555] x 100
Subtract the new number by the original number
974 - 555 = 419
419 ÷ 555 = 0.7549549549549549
0.7549549549549549 x 100 = 75.5%