104.23% is the change from 71 to 145
Calculation steps:
[( 145 - 71 ) ÷ 71] x 100 = 104.23%
Formula
Percentage change = [(145 - 71) / 71] x 100
Subtract the new number by the original number
145 - 71 = 74
74 ÷ 71 = 1.0422535211267605
1.0422535211267605 x 100 = 104.23%