HCF & LCM 1 HW 1

What is the HCF of 18 and 48?

What is the LCM of 18 and 48?

What is the HCF and LCM of 20 and 40?

• 10, 400

• 20, 40

• 5, 800

• 10, 800

What is the HCF and LCM of 15 and 25?

• 5, 75

• 10, 50

• 15, 75

• 5, 125

Find the HCF and LCM of 18 and 24.

• 6, 72

• 12, 72

• 6, 144

• 12, 144

Calculate the HCF and LCM of 30 and 45.

• 5, 150

• 15, 90

• 15, 135

• 10, 135

Calculate the HCF and LCM of 36 and 48.

• 6, 144

• 12, 144

• 6, 288

• 12, 288

Determine the HCF and LCM of 42 and 56.

• 6, 336

• 14, 168

• 6, 168

• 14, 392

Find the HCF and LCM of 54 and 72.

• 9, 648

• 18, 216

• 9, 864

• 18, 864

Complete the Venn Diagram

f

g

c

d

i

2

8

3

2

5

3

4

2

2