81.97% is the change from 122 to 222
Calculation steps:
[( 222 - 122 ) ÷ 122] x 100 = 81.97%
Formula
Percentage change = [(222 - 122) / 122] x 100
Subtract the new number by the original number
222 - 122 = 100
100 ÷ 122 = 0.819672131147541
0.819672131147541 x 100 = 81.97%