248.89% is the change from 45 to 157
Calculation steps:
[( 157 - 45 ) ÷ 45] x 100 = 248.89%
Formula
Percentage change = [(157 - 45) / 45] x 100
Subtract the new number by the original number
157 - 45 = 112
112 ÷ 45 = 2.488888888888889
2.488888888888889 x 100 = 248.89%