495.56% is the change from 45 to 268
Calculation steps:
[( 268 - 45 ) ÷ 45] x 100 = 495.56%
Formula
Percentage change = [(268 - 45) / 45] x 100
Subtract the new number by the original number
268 - 45 = 223
223 ÷ 45 = 4.955555555555556
4.955555555555556 x 100 = 495.56%