64.65% is the change from 198 to 326
Calculation steps:
[( 326 - 198 ) ÷ 198] x 100 = 64.65%
Formula
Percentage change = [(326 - 198) / 198] x 100
Subtract the new number by the original number
326 - 198 = 128
128 ÷ 198 = 0.6464646464646465
0.6464646464646465 x 100 = 64.65%