2554.84% is the change from 31 to 823
Calculation steps:
[( 823 - 31 ) ÷ 31] x 100 = 2554.84%
Formula
Percentage change = [(823 - 31) / 31] x 100
Subtract the new number by the original number
823 - 31 = 792
792 ÷ 31 = 25.548387096774192
25.548387096774192 x 100 = 2554.84%