-40.54% is the change from 708 to 421
Calculation steps:
[( 421 - 708 ) ÷ 708] x 100 = -40.54%
Formula
Percentage change = [(421 - 708) / 708] x 100
Subtract the new number by the original number
421 - 708 = -287
-287 ÷ 708 = -0.4053672316384181
-0.4053672316384181 x 100 = -40.54%