Product of primes

Write 36 as the product of it's prime factors...

• 2 x 2 x 3 x 3

• 2 x 2 x 2 x 3

• 2² x 3²

• 2² x 3

Write 16 as the product of it's prime factors...

• 2 x 2 x 2 x 2

• 2 x 2 x 2

• 2³

• 2⁴

Write 80 as the product of it's prime factors...

Write your answer in index form...

• 2⁴ x 5

• 2 x 2 x 2 x 5 x 5

• 2 x 2 x 2 x 2 x 5

• 2³ x 5²

What number is never allowed in a factor tree? 

• 13 (it's bad luck!)
• 1 
• 8675309
• 2

Tags

CCSS.6.EE.A.1

Write 144 as the product of it's prime factors...

• 2³ x 3²

• 2 x 2 x 2 x 3 x 3

• 2 x 2 x 2 x 2 x 3 x 3

• 2⁴ x 3²

210 written as a product of its prime factors is 2x3x5x7.

• True
• False

Write 54 as a product of its prime factors.

• 2x2x3x3
• 2x3x3x3
• 2x3x9
• 6x9