21.03% is the change from 214 to 259
Calculation steps:
[( 259 - 214 ) ÷ 214] x 100 = 21.03%
Formula
Percentage change = [(259 - 214) / 214] x 100
Subtract the new number by the original number
259 - 214 = 45
45 ÷ 214 = 0.2102803738317757
0.2102803738317757 x 100 = 21.03%