70.59% is the change from 85 to 145
Calculation steps:
[( 145 - 85 ) ÷ 85] x 100 = 70.59%
Formula
Percentage change = [(145 - 85) / 85] x 100
Subtract the new number by the original number
145 - 85 = 60
60 ÷ 85 = 0.7058823529411765
0.7058823529411765 x 100 = 70.59%