291.61% is the change from 155 to 607
Calculation steps:
[( 607 - 155 ) ÷ 155] x 100 = 291.61%
Formula
Percentage change = [(607 - 155) / 155] x 100
Subtract the new number by the original number
607 - 155 = 452
452 ÷ 155 = 2.9161290322580644
2.9161290322580644 x 100 = 291.61%