434.31% is the change from 102 to 545
Calculation steps:
[( 545 - 102 ) ÷ 102] x 100 = 434.31%
Formula
Percentage change = [(545 - 102) / 102] x 100
Subtract the new number by the original number
545 - 102 = 443
443 ÷ 102 = 4.3431372549019605
4.3431372549019605 x 100 = 434.31%