20.62% is the change from 194 to 234
Calculation steps:
[( 234 - 194 ) ÷ 194] x 100 = 20.62%
Formula
Percentage change = [(234 - 194) / 194] x 100
Subtract the new number by the original number
234 - 194 = 40
40 ÷ 194 = 0.20618556701030927
0.20618556701030927 x 100 = 20.62%