Revision y7

find LCM and HCF of 90 and 120

Find the HCF of 40 and 60?

• 10
• 20
• 30
• None of the above

Find the HCF of 30 and 36

• 2
• 3
• 4
• 6

Prime factorization of 240 are . . . .

• 2³ x 3 x 5

• 2⁴ x 3 x 5

• 2⁵ x 3 x 5

• 2⁶ x 3 x 5

Which shows the prime factorization of 84?

The Lowest Common Multiple (LCM) of 24 and 60 is:

• 90

• 120

• 30

• 10

Prime factorization of 240 are . . . .

• 2³ x 3 x 5

• 2⁴ x 3 x 5

• 2⁵ x 3 x 5

• 2⁶ x 3 x 5

HCF and LCM of 20 and 14 are...

• 2 dan 140

• 2 dan 70

• 3 dan 140

• 3 dan 70

• Positive

• Negative

Tags

CCSS.7.NS.A.3

CCSS.7.NS.A.2

• Positive

• Negative

Tags

CCSS.6.NS.C.5