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Online Quiz (Worksheet A B C D)

Questions Per Quiz = 2 4 6 8 10

Grade 5 - Mathematics
5.11 Least Common Multiple - LCM

Method:
  1. Least Common Multiple is the common and least multiple of a set of numbers.
  2. Write the multiples of each of the numbers.
  3. Write the common multiples.
  4. Choose the least out of them, which is the LCM.
Example: Find the LCM of 6 and 12
Multiples of 6 are - 6, 12, 18, 24, 30, 36
Multiples of 12 are - 12, 24, 36, 48
Common multiples are - 12, 24, 36
Least common muliple or LCM is 12.
Answer: 12


Directions: Find the LCM of the following. Also write at least 5 examples of your own.
Q 1: Find the LCM of 12 and 18
20
36
34

Q 2: The Least common multiple (LCM) of 2 and 5 is
10
20
5
40

Q 3: 3,6,9,12,15........are multiples of the number
2
5
3
4

Q 4: The Least common multiple (LCM) of 3 and 4 is
34
24
12

Q 5: Find the LCM of 15 and 20
60
65
62

Q 6: 2,4,6,8,10,12,14,16...........are multiples of the number
2
1
3
5

Q 7: Find the LCM of 8 and 10
30
40
35

Q 8: The Least common multiple (LCM) of 2 and 3 is
2
1
3
6

Question 9: This question is available to subscribers only!

Question 10: This question is available to subscribers only!


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