3395.24% is the change from 21 to 734
Calculation steps:
[( 734 - 21 ) ÷ 21] x 100 = 3395.24%
Formula
Percentage change = [(734 - 21) / 21] x 100
Subtract the new number by the original number
734 - 21 = 713
713 ÷ 21 = 33.95238095238095
33.95238095238095 x 100 = 3395.24%