1345.16% is the change from 31 to 448
Calculation steps:
[( 448 - 31 ) ÷ 31] x 100 = 1345.16%
Formula
Percentage change = [(448 - 31) / 31] x 100
Subtract the new number by the original number
448 - 31 = 417
417 ÷ 31 = 13.451612903225806
13.451612903225806 x 100 = 1345.16%