15000% is the change from 4 to 604
Calculation steps:
[( 604 - 4 ) ÷ 4] x 100 = 15000%
Formula
Percentage change = [(604 - 4) / 4] x 100
Subtract the new number by the original number
604 - 4 = 600
600 ÷ 4 = 150
150 x 100 = 15000%
Example