147.97% is the change from 123 to 305
Calculation steps:
[( 305 - 123 ) ÷ 123] x 100 = 147.97%
Formula
Percentage change = [(305 - 123) / 123] x 100
Subtract the new number by the original number
305 - 123 = 182
182 ÷ 123 = 1.4796747967479675
1.4796747967479675 x 100 = 147.97%