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Review Prime numbers Squares and square roots

Authored by ปริศนา อินทรชิต

Mathematics

7th Grade

Used 76+ times

Review Prime numbers Squares and square roots
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20 questions

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1.

FILL IN THE BLANKS QUESTION

30 sec • 1 pt

There are two prime numbers between 20 and 30. What are they?

(a)  

2.

FILL IN THE BLANKS QUESTION

30 sec • 1 pt

The prime numbers between 30 and 40. How many are there?

(a)  

3.

FILL IN THE BLANKS QUESTION

30 sec • 1 pt

How many prime numbers are there between 90 and 100?

(a)  

4.

FILL IN THE BLANKS QUESTION

30 sec • 1 pt

Find the prime factors of 10.

(a)  

5.

FILL IN THE BLANKS QUESTION

30 sec • 1 pt

Find the prime factors of 15.

(a)  

6.

FILL IN THE BLANKS QUESTION

30 sec • 1 pt

Find the prime factors of 28.

(a)  

7.

FILL IN THE BLANKS QUESTION

30 sec • 1 pt

Find two different prime numbers that add up to 18.

(a)  

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