220.99% is the change from 81 to 260
Calculation steps:
[( 260 - 81 ) ÷ 81] x 100 = 220.99%
Formula
Percentage change = [(260 - 81) / 81] x 100
Subtract the new number by the original number
260 - 81 = 179
179 ÷ 81 = 2.2098765432098766
2.2098765432098766 x 100 = 220.99%