-36.06% is the change from 685 to 438
Calculation steps:
[( 438 - 685 ) ÷ 685] x 100 = -36.06%
Formula
Percentage change = [(438 - 685) / 685] x 100
Subtract the new number by the original number
438 - 685 = -247
-247 ÷ 685 = -0.3605839416058394
-0.3605839416058394 x 100 = -36.06%