216.22% is the change from 74 to 234
Calculation steps:
[( 234 - 74 ) ÷ 74] x 100 = 216.22%
Formula
Percentage change = [(234 - 74) / 74] x 100
Subtract the new number by the original number
234 - 74 = 160
160 ÷ 74 = 2.1621621621621623
2.1621621621621623 x 100 = 216.22%