294.07% is the change from 253 to 997
Calculation steps:
[( 997 - 253 ) ÷ 253] x 100 = 294.07%
Formula
Percentage change = [(997 - 253) / 253] x 100
Subtract the new number by the original number
997 - 253 = 744
744 ÷ 253 = 2.940711462450593
2.940711462450593 x 100 = 294.07%