-86.01% is the change from 436 to 61
Calculation steps:
[( 61 - 436 ) ÷ 436] x 100 = -86.01%
Formula
Percentage change = [(61 - 436) / 436] x 100
Subtract the new number by the original number
61 - 436 = -375
-375 ÷ 436 = -0.8600917431192661
-0.8600917431192661 x 100 = -86.01%