81.77% is the change from 181 to 329
Calculation steps:
[( 329 - 181 ) ÷ 181] x 100 = 81.77%
Formula
Percentage change = [(329 - 181) / 181] x 100
Subtract the new number by the original number
329 - 181 = 148
148 ÷ 181 = 0.8176795580110497
0.8176795580110497 x 100 = 81.77%