27.57% is the change from 428 to 546
Calculation steps:
[( 546 - 428 ) ÷ 428] x 100 = 27.57%
Formula
Percentage change = [(546 - 428) / 428] x 100
Subtract the new number by the original number
546 - 428 = 118
118 ÷ 428 = 0.2757009345794392
0.2757009345794392 x 100 = 27.57%