Ĭlick here for a list of multiples of 2 to 10 for easy reference. (See the section on Multiple and LCM.)Įxample: What are the first 5 common multiples of 2 and 3? There is an infinite number of common multiples between numbers. Related Concepts: Factor, Greatest Common FactorĪ common multiple is a multiple that occurs in all the numbers being compared. There is a fixed number of common factors between numbers.Įxample: What are the common factors of 12 and 30?įactors of 12 = 1, 2, 3, 4, 6, 12 Factors of 30 = 1, 2, 3, 5, 6, 10, 15, 30 Related Concepts: Consecutive Numbers, Descending Order,Ī common factor is a factor that occurs in all the numbers being compared. Make it into a race to see who can arrange their numbers fastest. Jumble up the cards, then let your child arrange them in ascending order. The best way to practice this is to write some numbers on small cards. Ordering numbers helps develop number sense. You can think of ascending order as going up a flight of stairs or numbers getting bigger. Writing numbers in ascending order means writing the number in order of size starting with the smallest.
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