2914.29% is the change from 21 to 633
Calculation steps:
[( 633 - 21 ) ÷ 21] x 100 = 2914.29%
Formula
Percentage change = [(633 - 21) / 21] x 100
Subtract the new number by the original number
633 - 21 = 612
612 ÷ 21 = 29.142857142857142
29.142857142857142 x 100 = 2914.29%