71.43% is the change from 189 to 324
Calculation steps:
[( 324 - 189 ) ÷ 189] x 100 = 71.43%
Formula
Percentage change = [(324 - 189) / 189] x 100
Subtract the new number by the original number
324 - 189 = 135
135 ÷ 189 = 0.7142857142857143
0.7142857142857143 x 100 = 71.43%