-29.53% is the change from 718 to 506
Calculation steps:
[( 506 - 718 ) ÷ 718] x 100 = -29.53%
Formula
Percentage change = [(506 - 718) / 718] x 100
Subtract the new number by the original number
506 - 718 = -212
-212 ÷ 718 = -0.29526462395543174
-0.29526462395543174 x 100 = -29.53%