-91.64% is the change from 730 to 61
Calculation steps:
[( 61 - 730 ) ÷ 730] x 100 = -91.64%
Formula
Percentage change = [(61 - 730) / 730] x 100
Subtract the new number by the original number
61 - 730 = -669
-669 ÷ 730 = -0.9164383561643835
-0.9164383561643835 x 100 = -91.64%