-36.91% is the change from 661 to 417
Calculation steps:
[( 417 - 661 ) ÷ 661] x 100 = -36.91%
Formula
Percentage change = [(417 - 661) / 661] x 100
Subtract the new number by the original number
417 - 661 = -244
-244 ÷ 661 = -0.3691376701966717
-0.3691376701966717 x 100 = -36.91%