1250% is the change from 2 to 27
Calculation steps:
[( 27 - 2 ) ÷ 2] x 100 = 1250%
Formula
Percentage change = [(27 - 2) / 2] x 100
Subtract the new number by the original number
27 - 2 = 25
25 ÷ 2 = 12.5
12.5 x 100 = 1250%
Example