1125% is the change from 20 to 245
Calculation steps:
[( 245 - 20 ) ÷ 20] x 100 = 1125%
Formula
Percentage change = [(245 - 20) / 20] x 100
Subtract the new number by the original number
245 - 20 = 225
225 ÷ 20 = 11.25
11.25 x 100 = 1125%
Example