244.44% is the change from 45 to 155
Calculation steps:
[( 155 - 45 ) ÷ 45] x 100 = 244.44%
Formula
Percentage change = [(155 - 45) / 45] x 100
Subtract the new number by the original number
155 - 45 = 110
110 ÷ 45 = 2.4444444444444446
2.4444444444444446 x 100 = 244.44%