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# Class 4 LCM & HCF Worksheet - 1

1. What is the LCM of 6, 10, and 12?

a) 12                      b) 10
c) 60                      d) 6

2. What is the LCM of 6, 12, 24, 32?

a) 32                      b) 96
c) 48                      d) None of these

3. What is the HCF for 18 and 24?

a) 18                      b) 24
c) 8                        d) 32

4. What is the HCF of 42, 52 and 62?

a) 2                       b) 6
c) 4                       d) None of these

5. What is the HCF of 27, 45, 54?

a) 18                      b) 27
c) 45                      d) 9

6. What is the HCF of 24, 40, 56, and 72?

a) 24                      b) 8
c) 10                      d) 72

7. The HCF of 6, 8 and 12, 36 are same, Ture or False.

a) True                       b) False

8. The LCM of 12, 24 is equal to the LCM 36, 72. True or False.

a) True                       b) False

9. The HCF of 4, 16, and 24 is 2. True or False.

a) True                       b) False

10. The LCM of 20, 25 and 50 is 50. True or False.

a) True                       b) False

LCM & HCF Worksheet - 3