@RipYa3NewOnes@ItsSoPringles@LauriferRd@Rampaganimation@SlimeFancypants A decade is 10, divide that up by half it is 5, divide it down to being almost 5 then it is the closest number below it that being 4. Dividing numbers is not strictly 5÷5=1 it is also the act of separating and identifying them.