2214.29% is the change from 14 to 324
Calculation steps:
[( 324 - 14 ) ÷ 14] x 100 = 2214.29%
Formula
Percentage change = [(324 - 14) / 14] x 100
Subtract the new number by the original number
324 - 14 = 310
310 ÷ 14 = 22.142857142857142
22.142857142857142 x 100 = 2214.29%