1216.13% is the change from 31 to 408
Calculation steps:
[( 408 - 31 ) ÷ 31] x 100 = 1216.13%
Formula
Percentage change = [(408 - 31) / 31] x 100
Subtract the new number by the original number
408 - 31 = 377
377 ÷ 31 = 12.161290322580646
12.161290322580646 x 100 = 1216.13%