-66.93% is the change from 747 to 247
Calculation steps:
[( 247 - 747 ) ÷ 747] x 100 = -66.93%
Formula
Percentage change = [(247 - 747) / 747] x 100
Subtract the new number by the original number
247 - 747 = -500
-500 ÷ 747 = -0.6693440428380187
-0.6693440428380187 x 100 = -66.93%