HCF & LCM Basic

The index notation of 9 & 24 is ....

Hence, the least common multiple (LCM) of 9 & 24 is ...

The LCM of 12 and 24 is ...

The LCM of 20 and 32 is ...

• 160

• 128

• 640

• 32

The LCM of 63 and 49 is ...

Using index notation, write down the LCM of 42 and 70. (Hint: use the letter "x" for multiplication)

The index notation of 9 & 24 is ....

Hence, the highest common factor (HCF) of 9 & 24 is ...

The HCF of 12 and 24 is ...

The HCF of 20 and 32 is ...

• 4

• 20

• 2

• 8

The HCF of 63 and 49 is ...

Using index notation, write down the HCF of 42 and 70. (Hint: use the letter "x" for multiplication)

Tags

CCSS.6.EE.A.1