452% is the change from 50 to 276
Calculation steps:
[( 276 - 50 ) ÷ 50] x 100 = 452%
Formula
Percentage change = [(276 - 50) / 50] x 100
Subtract the new number by the original number
276 - 50 = 226
226 ÷ 50 = 4.52
4.52 x 100 = 452%
Example