145.68% is the change from 81 to 199
Calculation steps:
[( 199 - 81 ) ÷ 81] x 100 = 145.68%
Formula
Percentage change = [(199 - 81) / 81] x 100
Subtract the new number by the original number
199 - 81 = 118
118 ÷ 81 = 1.4567901234567902
1.4567901234567902 x 100 = 145.68%