-67.2% is the change from 186 to 61
Calculation steps:
[( 61 - 186 ) ÷ 186] x 100 = -67.2%
Formula
Percentage change = [(61 - 186) / 186] x 100
Subtract the new number by the original number
61 - 186 = -125
-125 ÷ 186 = -0.6720430107526881
-0.6720430107526881 x 100 = -67.2%