34.15% is the change from 123 to 165
Calculation steps:
[( 165 - 123 ) ÷ 123] x 100 = 34.15%
Formula
Percentage change = [(165 - 123) / 123] x 100
Subtract the new number by the original number
165 - 123 = 42
42 ÷ 123 = 0.34146341463414637
0.34146341463414637 x 100 = 34.15%