3476.19% is the change from 21 to 751
Calculation steps:
[( 751 - 21 ) ÷ 21] x 100 = 3476.19%
Formula
Percentage change = [(751 - 21) / 21] x 100
Subtract the new number by the original number
751 - 21 = 730
730 ÷ 21 = 34.76190476190476
34.76190476190476 x 100 = 3476.19%