1120% is the change from 15 to 183
Calculation steps:
[( 183 - 15 ) ÷ 15] x 100 = 1120%
Formula
Percentage change = [(183 - 15) / 15] x 100
Subtract the new number by the original number
183 - 15 = 168
168 ÷ 15 = 11.2
11.2 x 100 = 1120%
Example