165.22% is the change from 345 to 915
Calculation steps:
[( 915 - 345 ) ÷ 345] x 100 = 165.22%
Formula
Percentage change = [(915 - 345) / 345] x 100
Subtract the new number by the original number
915 - 345 = 570
570 ÷ 345 = 1.6521739130434783
1.6521739130434783 x 100 = 165.22%