2321.43% is the change from 28 to 678
Calculation steps:
[( 678 - 28 ) ÷ 28] x 100 = 2321.43%
Formula
Percentage change = [(678 - 28) / 28] x 100
Subtract the new number by the original number
678 - 28 = 650
650 ÷ 28 = 23.214285714285715
23.214285714285715 x 100 = 2321.43%