71.59% is the change from 345 to 592
Calculation steps:
[( 592 - 345 ) ÷ 345] x 100 = 71.59%
Formula
Percentage change = [(592 - 345) / 345] x 100
Subtract the new number by the original number
592 - 345 = 247
247 ÷ 345 = 0.7159420289855073
0.7159420289855073 x 100 = 71.59%