-36.22% is the change from 646 to 412
Calculation steps:
[( 412 - 646 ) ÷ 646] x 100 = -36.22%
Formula
Percentage change = [(412 - 646) / 646] x 100
Subtract the new number by the original number
412 - 646 = -234
-234 ÷ 646 = -0.3622291021671827
-0.3622291021671827 x 100 = -36.22%