3009.52% is the change from 21 to 653
Calculation steps:
[( 653 - 21 ) ÷ 21] x 100 = 3009.52%
Formula
Percentage change = [(653 - 21) / 21] x 100
Subtract the new number by the original number
653 - 21 = 632
632 ÷ 21 = 30.095238095238095
30.095238095238095 x 100 = 3009.52%