120% is the change from 50 to 110
Calculation steps:
[( 110 - 50 ) ÷ 50] x 100 = 120%
Formula
Percentage change = [(110 - 50) / 50] x 100
Subtract the new number by the original number
110 - 50 = 60
60 ÷ 50 = 1.2
1.2 x 100 = 120%
Example