188% is the change from 50 to 144
Calculation steps:
[( 144 - 50 ) ÷ 50] x 100 = 188%
Formula
Percentage change = [(144 - 50) / 50] x 100
Subtract the new number by the original number
144 - 50 = 94
94 ÷ 50 = 1.88
1.88 x 100 = 188%
Example