73.33% is the change from 345 to 598
Calculation steps:
[( 598 - 345 ) ÷ 345] x 100 = 73.33%
Formula
Percentage change = [(598 - 345) / 345] x 100
Subtract the new number by the original number
598 - 345 = 253
253 ÷ 345 = 0.7333333333333333
0.7333333333333333 x 100 = 73.33%