21.38% is the change from 159 to 193
Calculation steps:
[( 193 - 159 ) ÷ 159] x 100 = 21.38%
Formula
Percentage change = [(193 - 159) / 159] x 100
Subtract the new number by the original number
193 - 159 = 34
34 ÷ 159 = 0.2138364779874214
0.2138364779874214 x 100 = 21.38%