2054.84% is the change from 31 to 668
Calculation steps:
[( 668 - 31 ) ÷ 31] x 100 = 2054.84%
Formula
Percentage change = [(668 - 31) / 31] x 100
Subtract the new number by the original number
668 - 31 = 637
637 ÷ 31 = 20.548387096774192
20.548387096774192 x 100 = 2054.84%