-62.21% is the change from 172 to 65
Calculation steps:
[( 65 - 172 ) ÷ 172] x 100 = -62.21%
Formula
Percentage change = [(65 - 172) / 172] x 100
Subtract the new number by the original number
65 - 172 = -107
-107 ÷ 172 = -0.622093023255814
-0.622093023255814 x 100 = -62.21%