Is 80 a multiple of 4?
Generally, you can tell if something is a multiple of 4 if it is a multiple of the last two digits, but that works in larger numbers (for example, 2304, you know is a multiple of 4 because the 04 is.)But, yes it is.80/4=20
yes here look.....4,8,12,16,20,24,28,32,36,40,44,48,52,56,60,64,68,72,76,80