-91.04% is the change from 681 to 61
Calculation steps:
[( 61 - 681 ) ÷ 681] x 100 = -91.04%
Formula
Percentage change = [(61 - 681) / 681] x 100
Subtract the new number by the original number
61 - 681 = -620
-620 ÷ 681 = -0.9104258443465492
-0.9104258443465492 x 100 = -91.04%