63.71% is the change from 259 to 424
Calculation steps:
[( 424 - 259 ) ÷ 259] x 100 = 63.71%
Formula
Percentage change = [(424 - 259) / 259] x 100
Subtract the new number by the original number
424 - 259 = 165
165 ÷ 259 = 0.637065637065637
0.637065637065637 x 100 = 63.71%