61.29% is the change from 155 to 250
Calculation steps:
[( 250 - 155 ) ÷ 155] x 100 = 61.29%
Formula
Percentage change = [(250 - 155) / 155] x 100
Subtract the new number by the original number
250 - 155 = 95
95 ÷ 155 = 0.6129032258064516
0.6129032258064516 x 100 = 61.29%