1268.49% is the change from 73 to 999
Calculation steps:
[( 999 - 73 ) ÷ 73] x 100 = 1268.49%
Formula
Percentage change = [(999 - 73) / 73] x 100
Subtract the new number by the original number
999 - 73 = 926
926 ÷ 73 = 12.684931506849315
12.684931506849315 x 100 = 1268.49%