PRIME NUMBERS & FACTOR-TREE METHOD

PRIME NUMBERS & FACTOR-TREE METHOD

Assessment

Assessment

Created by

Edita Janoras

Mathematics

5th - 6th Grade

23 plays

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15 questions

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1.

Multiple Choice

2 mins

5 pts

A prime number...

has one factor.

has more than 2 factors.

has 100 factors.

has exactly 2 factors: 1 and the itself.

2.

Multiple Choice

2 mins

5 pts

A composite number ...

has more than 2 factors.

has one factor.

has at least 10 factors.

is always a really big number.

3.

Multiple Choice

30 sec

5 pts

What are the prime factors of 27?

3x3x3

3x2x3

3x3x4

4.

Multiple Choice

30 sec

5 pts

Find the prime factors of 45.

5x9

3x15

3x3x5

5.

Multiple Choice

30 sec

5 pts

What are the prime factors of 90?

3x3x4x5

5x5x3

2x3x3x5

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