58.26% is the change from 345 to 546
Calculation steps:
[( 546 - 345 ) ÷ 345] x 100 = 58.26%
Formula
Percentage change = [(546 - 345) / 345] x 100
Subtract the new number by the original number
546 - 345 = 201
201 ÷ 345 = 0.5826086956521739
0.5826086956521739 x 100 = 58.26%