49.25% is the change from 603 to 900
Calculation steps:
[( 900 - 603 ) ÷ 603] x 100 = 49.25%
Formula
Percentage change = [(900 - 603) / 603] x 100
Subtract the new number by the original number
900 - 603 = 297
297 ÷ 603 = 0.4925373134328358
0.4925373134328358 x 100 = 49.25%