-92.5% is the change from 813 to 61
Calculation steps:
[( 61 - 813 ) ÷ 813] x 100 = -92.5%
Formula
Percentage change = [(61 - 813) / 813] x 100
Subtract the new number by the original number
61 - 813 = -752
-752 ÷ 813 = -0.9249692496924969
-0.9249692496924969 x 100 = -92.5%