431.15% is the change from 61 to 324
Calculation steps:
[( 324 - 61 ) ÷ 61] x 100 = 431.15%
Formula
Percentage change = [(324 - 61) / 61] x 100
Subtract the new number by the original number
324 - 61 = 263
263 ÷ 61 = 4.311475409836065
4.311475409836065 x 100 = 431.15%