148.15% is the change from 81 to 201
Calculation steps:
[( 201 - 81 ) ÷ 81] x 100 = 148.15%
Formula
Percentage change = [(201 - 81) / 81] x 100
Subtract the new number by the original number
201 - 81 = 120
120 ÷ 81 = 1.4814814814814814
1.4814814814814814 x 100 = 148.15%