3070.97% is the change from 31 to 983
Calculation steps:
[( 983 - 31 ) ÷ 31] x 100 = 3070.97%
Formula
Percentage change = [(983 - 31) / 31] x 100
Subtract the new number by the original number
983 - 31 = 952
952 ÷ 31 = 30.70967741935484
30.70967741935484 x 100 = 3070.97%