256.52% is the change from 253 to 902
Calculation steps:
[( 902 - 253 ) ÷ 253] x 100 = 256.52%
Formula
Percentage change = [(902 - 253) / 253] x 100
Subtract the new number by the original number
902 - 253 = 649
649 ÷ 253 = 2.5652173913043477
2.5652173913043477 x 100 = 256.52%