27.34% is the change from 428 to 545
Calculation steps:
[( 545 - 428 ) ÷ 428] x 100 = 27.34%
Formula
Percentage change = [(545 - 428) / 428] x 100
Subtract the new number by the original number
545 - 428 = 117
117 ÷ 428 = 0.2733644859813084
0.2733644859813084 x 100 = 27.34%