-93% is the change from 729 to 51
Calculation steps:
[( 51 - 729 ) ÷ 729] x 100 = -93%
Formula
Percentage change = [(51 - 729) / 729] x 100
Subtract the new number by the original number
51 - 729 = -678
-678 ÷ 729 = -0.9300411522633745
-0.9300411522633745 x 100 = -93%