68.34% is the change from 259 to 436
Calculation steps:
[( 436 - 259 ) ÷ 259] x 100 = 68.34%
Formula
Percentage change = [(436 - 259) / 259] x 100
Subtract the new number by the original number
436 - 259 = 177
177 ÷ 259 = 0.6833976833976834
0.6833976833976834 x 100 = 68.34%