72.46% is the change from 345 to 595
Calculation steps:
[( 595 - 345 ) ÷ 345] x 100 = 72.46%
Formula
Percentage change = [(595 - 345) / 345] x 100
Subtract the new number by the original number
595 - 345 = 250
250 ÷ 345 = 0.7246376811594203
0.7246376811594203 x 100 = 72.46%