2909.52% is the change from 21 to 632
Calculation steps:
[( 632 - 21 ) ÷ 21] x 100 = 2909.52%
Formula
Percentage change = [(632 - 21) / 21] x 100
Subtract the new number by the original number
632 - 21 = 611
611 ÷ 21 = 29.095238095238095
29.095238095238095 x 100 = 2909.52%