280% is the change from 155 to 589
Calculation steps:
[( 589 - 155 ) ÷ 155] x 100 = 280%
Formula
Percentage change = [(589 - 155) / 155] x 100
Subtract the new number by the original number
589 - 155 = 434
434 ÷ 155 = 2.8
2.8 x 100 = 280%
Example