150.62% is the change from 81 to 203
Calculation steps:
[( 203 - 81 ) ÷ 81] x 100 = 150.62%
Formula
Percentage change = [(203 - 81) / 81] x 100
Subtract the new number by the original number
203 - 81 = 122
122 ÷ 81 = 1.5061728395061729
1.5061728395061729 x 100 = 150.62%