104.38% is the change from 251 to 513
Calculation steps:
[( 513 - 251 ) ÷ 251] x 100 = 104.38%
Formula
Percentage change = [(513 - 251) / 251] x 100
Subtract the new number by the original number
513 - 251 = 262
262 ÷ 251 = 1.043824701195219
1.043824701195219 x 100 = 104.38%