4309.52% is the change from 21 to 926
Calculation steps:
[( 926 - 21 ) ÷ 21] x 100 = 4309.52%
Formula
Percentage change = [(926 - 21) / 21] x 100
Subtract the new number by the original number
926 - 21 = 905
905 ÷ 21 = 43.095238095238095
43.095238095238095 x 100 = 4309.52%