86.49% is the change from 185 to 345
Calculation steps:
[( 345 - 185 ) ÷ 185] x 100 = 86.49%
Formula
Percentage change = [(345 - 185) / 185] x 100
Subtract the new number by the original number
345 - 185 = 160
160 ÷ 185 = 0.8648648648648649
0.8648648648648649 x 100 = 86.49%