202% is the change from 50 to 151
Calculation steps:
[( 151 - 50 ) ÷ 50] x 100 = 202%
Formula
Percentage change = [(151 - 50) / 50] x 100
Subtract the new number by the original number
151 - 50 = 101
101 ÷ 50 = 2.02
2.02 x 100 = 202%
Example