3446.43% is the change from 28 to 993
Calculation steps:
[( 993 - 28 ) ÷ 28] x 100 = 3446.43%
Formula
Percentage change = [(993 - 28) / 28] x 100
Subtract the new number by the original number
993 - 28 = 965
965 ÷ 28 = 34.464285714285715
34.464285714285715 x 100 = 3446.43%