160% is the change from 45 to 117
Calculation steps:
[( 117 - 45 ) ÷ 45] x 100 = 160%
Formula
Percentage change = [(117 - 45) / 45] x 100
Subtract the new number by the original number
117 - 45 = 72
72 ÷ 45 = 1.6
1.6 x 100 = 160%
Example