3014.29% is the change from 21 to 654
Calculation steps:
[( 654 - 21 ) ÷ 21] x 100 = 3014.29%
Formula
Percentage change = [(654 - 21) / 21] x 100
Subtract the new number by the original number
654 - 21 = 633
633 ÷ 21 = 30.142857142857142
30.142857142857142 x 100 = 3014.29%