-67.2% is the change from 686 to 225
Calculation steps:
[( 225 - 686 ) ÷ 686] x 100 = -67.2%
Formula
Percentage change = [(225 - 686) / 686] x 100
Subtract the new number by the original number
225 - 686 = -461
-461 ÷ 686 = -0.6720116618075802
-0.6720116618075802 x 100 = -67.2%