30.7% is the change from 417 to 545
Calculation steps:
[( 545 - 417 ) ÷ 417] x 100 = 30.7%
Formula
Percentage change = [(545 - 417) / 417] x 100
Subtract the new number by the original number
545 - 417 = 128
128 ÷ 417 = 0.3069544364508393
0.3069544364508393 x 100 = 30.7%