-65.9% is the change from 217 to 74
Calculation steps:
[( 74 - 217 ) ÷ 217] x 100 = -65.9%
Formula
Percentage change = [(74 - 217) / 217] x 100
Subtract the new number by the original number
74 - 217 = -143
-143 ÷ 217 = -0.6589861751152074
-0.6589861751152074 x 100 = -65.9%