Grade 4 - Progress in Mathematics

(Marvins-Underground-K-12) #1

Multiples


9-6


Is each a multiple of 2? Write yesor no.


  1. 5 2. 40 3. 62 4. 0 5. 29 6. 88


Is each a multiple of 3? Write yesor no.


  1. 33 8. 1 9. 29 10. 60 11. 48 12. 100


The multiples of a number are all the products
that have that number as a factor.

factors
 0  1  2  3  4  5  6  7  8  9
 2  2  2  2  2  2  2  2  2  2
Multiples of 2 :  0  2  4  6  8 10 12 14 16 18 ...

factors
 0  1  2  3  4  5  6  7  8  9
 3  3  3  3  3  3  3  3  3  3
Multiples of 3 :  0  3  6  9  12 15 18 21 24 27 ...

You can find the multiples of a number
by multiplying or by skip counting.

Common multiples are all the numbers other than 0
that are multiples of two or more numbers.

Multiples of 2: 0, 2, 4, 6 , 8, 10, 12 , 14, 16, 18 , 20, 22, 24 ,...
Multiples of 3: 0, 3, 6 , 9, 12 , 15, 18 , 21, 24 ,...

Common multiples of 2 and 3: 6 , 12 , 18 , 24 ,...

The least common multiple (LCM) of two or more
numbers is the least number that is a multiple
of those numbers.

Least common multiple (LCM) of 2 and 3: 6

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