1500% is the change from 14 to 224
Calculation steps:
[( 224 - 14 ) ÷ 14] x 100 = 1500%
Formula
Percentage change = [(224 - 14) / 14] x 100
Subtract the new number by the original number
224 - 14 = 210
210 ÷ 14 = 15
15 x 100 = 1500%
Example